Finding the Third Proportional to 28,171.50 and 60,342

Step by Step Solution

1. Step 1: Write the proportion equation
   28,171.50 : 60,342 = 60,342 : x
2. Step 2: Convert to fraction form
   28,171.50/60,342 = 60,342/x
3. Step 3: Cross multiply
   28,171.50x = 60,342 × 60,342
4. Step 4: Simplify right side
   28,171.50x = 3,641,156,964
5. Step 5: Solve for x
   x = 3,641,156,964/28,171.50
6. Step 6: Final answer
   x = 129,249.67