Finding the Third Proportional to 42,353.25 and 56,463.75

Step by Step Solution

1. Step 1: Write the proportion equation
   42,353.25 : 56,463.75 = 56,463.75 : x
2. Step 2: Convert to fraction form
   42,353.25/56,463.75 = 56,463.75/x
3. Step 3: Cross multiply
   42,353.25x = 56,463.75 × 56,463.75
4. Step 4: Simplify right side
   42,353.25x = 3,188,155,064.06
5. Step 5: Solve for x
   x = 3,188,155,064.06/42,353.25
6. Step 6: Final answer
   x = 75,275.33