Finding the Third Proportional to 40,432 and 59,328

Step by Step Solution

1. Step 1: Write the proportion equation
   40,432 : 59,328 = 59,328 : x
2. Step 2: Convert to fraction form
   40,432/59,328 = 59,328/x
3. Step 3: Cross multiply
   40,432x = 59,328 × 59,328
4. Step 4: Simplify right side
   40,432x = 3,519,811,584
5. Step 5: Solve for x
   x = 3,519,811,584/40,432
6. Step 6: Final answer
   x = 87,055.09