Finding the Third Proportional to 8,293,148 and 12,981,153

Step by Step Solution

1. Step 1: Write the proportion equation
   8,293,148 : 12,981,153 = 12,981,153 : x
2. Step 2: Convert to fraction form
   8,293,148/12,981,153 = 12,981,153/x
3. Step 3: Cross multiply
   8,293,148x = 12,981,153 × 12,981,153
4. Step 4: Simplify right side
   8,293,148x = 168,510,333,209,409
5. Step 5: Solve for x
   x = 168,510,333,209,409/8,293,148
6. Step 6: Final answer
   x = 20,319,224.16