Finding the Third Proportional to 71,290,356 and 152,812,317

Step by Step Solution

1. Step 1: Write the proportion equation
   71,290,356 : 152,812,317 = 152,812,317 : x
2. Step 2: Convert to fraction form
   71,290,356/152,812,317 = 152,812,317/x
3. Step 3: Cross multiply
   71,290,356x = 152,812,317 × 152,812,317
4. Step 4: Simplify right side
   71,290,356x = 23,351,604,226,908,488
5. Step 5: Solve for x
   x = 23,351,604,226,908,488/71,290,356
6. Step 6: Final answer
   x = 327,556,285.83