Finding the Third Proportional to 42,240.50 and 63,235.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,240.50 : 63,235.50 = 63,235.50 : x
2. Step 2: Convert to fraction form
   42,240.50/63,235.50 = 63,235.50/x
3. Step 3: Cross multiply
   42,240.50x = 63,235.50 × 63,235.50
4. Step 4: Simplify right side
   42,240.50x = 3,998,728,460.25
5. Step 5: Solve for x
   x = 3,998,728,460.25/42,240.50
6. Step 6: Final answer
   x = 94,665.75