Finding the Third Proportional to 42,472,644 and 65,586,576

Step by Step Solution

1. Step 1: Write the proportion equation
   42,472,644 : 65,586,576 = 65,586,576 : x
2. Step 2: Convert to fraction form
   42,472,644/65,586,576 = 65,586,576/x
3. Step 3: Cross multiply
   42,472,644x = 65,586,576 × 65,586,576
4. Step 4: Simplify right side
   42,472,644x = 4,301,598,951,403,776
5. Step 5: Solve for x
   x = 4,301,598,951,403,776/42,472,644
6. Step 6: Final answer
   x = 101,279,283.47