Finding the Third Proportional to 28,039.50 and 59,715

Step by Step Solution

1. Step 1: Write the proportion equation
   28,039.50 : 59,715 = 59,715 : x
2. Step 2: Convert to fraction form
   28,039.50/59,715 = 59,715/x
3. Step 3: Cross multiply
   28,039.50x = 59,715 × 59,715
4. Step 4: Simplify right side
   28,039.50x = 3,565,881,225
5. Step 5: Solve for x
   x = 3,565,881,225/28,039.50
6. Step 6: Final answer
   x = 127,173.50