Finding the Third Proportional to 8,538,423,103,210.50 and 13,007,696,981,240

Step by Step Solution

1. Step 1: Write the proportion equation
   8,538,423,103,210.50 : 13,007,696,981,240 = 13,007,696,981,240 : x
2. Step 2: Convert to fraction form
   8,538,423,103,210.50/13,007,696,981,240 = 13,007,696,981,240/x
3. Step 3: Cross multiply
   8,538,423,103,210.50x = 13,007,696,981,240 × 13,007,696,981,240
4. Step 4: Simplify right side
   8,538,423,103,210.50x = 169,200,180,755,760,214,081,273,856
5. Step 5: Solve for x
   x = 169,200,180,755,760,214,081,273,856/8,538,423,103,210.50
6. Step 6: Final answer
   x = 19,816,326,587,533.46