Finding the Third Proportional to 12,613.50 and 22,402.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,613.50 : 22,402.50 = 22,402.50 : x
2. Step 2: Convert to fraction form
   12,613.50/22,402.50 = 22,402.50/x
3. Step 3: Cross multiply
   12,613.50x = 22,402.50 × 22,402.50
4. Step 4: Simplify right side
   12,613.50x = 501,872,006.25
5. Step 5: Solve for x
   x = 501,872,006.25/12,613.50
6. Step 6: Final answer
   x = 39,788.48