Finding the Third Proportional to 71,017,031.50 and 152,820,344

Step by Step Solution

1. Step 1: Write the proportion equation
   71,017,031.50 : 152,820,344 = 152,820,344 : x
2. Step 2: Convert to fraction form
   71,017,031.50/152,820,344 = 152,820,344/x
3. Step 3: Cross multiply
   71,017,031.50x = 152,820,344 × 152,820,344
4. Step 4: Simplify right side
   71,017,031.50x = 23,354,057,540,278,336
5. Step 5: Solve for x
   x = 23,354,057,540,278,336/71,017,031.50
6. Step 6: Final answer
   x = 328,851,502.90