Finding the Third Proportional to 42,255.50 and 63,251.25

Step by Step Solution

1. Step 1: Write the proportion equation
   42,255.50 : 63,251.25 = 63,251.25 : x
2. Step 2: Convert to fraction form
   42,255.50/63,251.25 = 63,251.25/x
3. Step 3: Cross multiply
   42,255.50x = 63,251.25 × 63,251.25
4. Step 4: Simplify right side
   42,255.50x = 4,000,720,626.56
5. Step 5: Solve for x
   x = 4,000,720,626.56/42,255.50
6. Step 6: Final answer
   x = 94,679.29