Finding the Third Proportional to 16,915 and 25,373.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,915 : 25,373.50 = 25,373.50 : x
2. Step 2: Convert to fraction form
   16,915/25,373.50 = 25,373.50/x
3. Step 3: Cross multiply
   16,915x = 25,373.50 × 25,373.50
4. Step 4: Simplify right side
   16,915x = 643,814,502.25
5. Step 5: Solve for x
   x = 643,814,502.25/16,915
6. Step 6: Final answer
   x = 38,061.75