Finding the Third Proportional to 42,637.50 and 63,960.75

Step by Step Solution

1. Step 1: Write the proportion equation
   42,637.50 : 63,960.75 = 63,960.75 : x
2. Step 2: Convert to fraction form
   42,637.50/63,960.75 = 63,960.75/x
3. Step 3: Cross multiply
   42,637.50x = 63,960.75 × 63,960.75
4. Step 4: Simplify right side
   42,637.50x = 4,090,977,540.56
5. Step 5: Solve for x
   x = 4,090,977,540.56/42,637.50
6. Step 6: Final answer
   x = 95,947.88