Finding the Third Proportional to 42,240.75 and 59,055.25

Step by Step Solution

1. Step 1: Write the proportion equation
   42,240.75 : 59,055.25 = 59,055.25 : x
2. Step 2: Convert to fraction form
   42,240.75/59,055.25 = 59,055.25/x
3. Step 3: Cross multiply
   42,240.75x = 59,055.25 × 59,055.25
4. Step 4: Simplify right side
   42,240.75x = 3,487,522,552.56
5. Step 5: Solve for x
   x = 3,487,522,552.56/42,240.75
6. Step 6: Final answer
   x = 82,562.99