Finding the Third Proportional to 16,402.50 and 38,508.75

Step by Step Solution

1. Step 1: Write the proportion equation
   16,402.50 : 38,508.75 = 38,508.75 : x
2. Step 2: Convert to fraction form
   16,402.50/38,508.75 = 38,508.75/x
3. Step 3: Cross multiply
   16,402.50x = 38,508.75 × 38,508.75
4. Step 4: Simplify right side
   16,402.50x = 1,482,923,826.56
5. Step 5: Solve for x
   x = 1,482,923,826.56/16,402.50
6. Step 6: Final answer
   x = 90,408.40