Finding the Third Proportional to 40,434.50 and 59,331.75

Step by Step Solution

1. Step 1: Write the proportion equation
   40,434.50 : 59,331.75 = 59,331.75 : x
2. Step 2: Convert to fraction form
   40,434.50/59,331.75 = 59,331.75/x
3. Step 3: Cross multiply
   40,434.50x = 59,331.75 × 59,331.75
4. Step 4: Simplify right side
   40,434.50x = 3,520,256,558.06
5. Step 5: Solve for x
   x = 3,520,256,558.06/40,434.50
6. Step 6: Final answer
   x = 87,060.72