Finding the Third Proportional to 68,429,382 and 141,709,260

Step by Step Solution

1. Step 1: Write the proportion equation
   68,429,382 : 141,709,260 = 141,709,260 : x
2. Step 2: Convert to fraction form
   68,429,382/141,709,260 = 141,709,260/x
3. Step 3: Cross multiply
   68,429,382x = 141,709,260 × 141,709,260
4. Step 4: Simplify right side
   68,429,382x = 20,081,514,369,747,600
5. Step 5: Solve for x
   x = 20,081,514,369,747,600/68,429,382
6. Step 6: Final answer
   x = 293,463,330.85