Finding the Third Proportional to 42,772.13 and 63,807.75

Step by Step Solution

1. Step 1: Write the proportion equation
   42,772.13 : 63,807.75 = 63,807.75 : x
2. Step 2: Convert to fraction form
   42,772.13/63,807.75 = 63,807.75/x
3. Step 3: Cross multiply
   42,772.13x = 63,807.75 × 63,807.75
4. Step 4: Simplify right side
   42,772.13x = 4,071,428,960.06
5. Step 5: Solve for x
   x = 4,071,428,960.06/42,772.13
6. Step 6: Final answer
   x = 95,188.84