Finding the Third Proportional to 237,816,132.50 and 522,399,072.50

Step by Step Solution

1. Step 1: Write the proportion equation
   237,816,132.50 : 522,399,072.50 = 522,399,072.50 : x
2. Step 2: Convert to fraction form
   237,816,132.50/522,399,072.50 = 522,399,072.50/x
3. Step 3: Cross multiply
   237,816,132.50x = 522,399,072.50 × 522,399,072.50
4. Step 4: Simplify right side
   237,816,132.50x = 272,900,790,948,860,256
5. Step 5: Solve for x
   x = 272,900,790,948,860,256/237,816,132.50
6. Step 6: Final answer
   x = 1,147,528,504.82