Finding the Third Proportional to 115,961,499 and 248,522,526

Step by Step Solution

1. Step 1: Write the proportion equation
   115,961,499 : 248,522,526 = 248,522,526 : x
2. Step 2: Convert to fraction form
   115,961,499/248,522,526 = 248,522,526/x
3. Step 3: Cross multiply
   115,961,499x = 248,522,526 × 248,522,526
4. Step 4: Simplify right side
   115,961,499x = 61,763,445,929,420,672
5. Step 5: Solve for x
   x = 61,763,445,929,420,672/115,961,499
6. Step 6: Final answer
   x = 532,620,278.82