Finding the Third Proportional to 42,534,279 and 65,988,499

Step by Step Solution

1. Step 1: Write the proportion equation
   42,534,279 : 65,988,499 = 65,988,499 : x
2. Step 2: Convert to fraction form
   42,534,279/65,988,499 = 65,988,499/x
3. Step 3: Cross multiply
   42,534,279x = 65,988,499 × 65,988,499
4. Step 4: Simplify right side
   42,534,279x = 4,354,482,000,273,001
5. Step 5: Solve for x
   x = 4,354,482,000,273,001/42,534,279
6. Step 6: Final answer
   x = 102,375,827.28