Finding the Third Proportional to 342,691,359 and 522,072,076.50

Step by Step Solution

1. Step 1: Write the proportion equation
   342,691,359 : 522,072,076.50 = 522,072,076.50 : x
2. Step 2: Convert to fraction form
   342,691,359/522,072,076.50 = 522,072,076.50/x
3. Step 3: Cross multiply
   342,691,359x = 522,072,076.50 × 522,072,076.50
4. Step 4: Simplify right side
   342,691,359x = 272,559,253,061,021,856
5. Step 5: Solve for x
   x = 272,559,253,061,021,856/342,691,359
6. Step 6: Final answer
   x = 795,349,068.20