Finding the Third Proportional to 42,472,269 and 65,586,057

Step by Step Solution

1. Step 1: Write the proportion equation
   42,472,269 : 65,586,057 = 65,586,057 : x
2. Step 2: Convert to fraction form
   42,472,269/65,586,057 = 65,586,057/x
3. Step 3: Cross multiply
   42,472,269x = 65,586,057 × 65,586,057
4. Step 4: Simplify right side
   42,472,269x = 4,301,530,872,807,249
5. Step 5: Solve for x
   x = 4,301,530,872,807,249/42,472,269
6. Step 6: Final answer
   x = 101,278,574.80