Finding the Third Proportional to 12,432 and 25,704

Step by Step Solution

1. Step 1: Write the proportion equation
   12,432 : 25,704 = 25,704 : x
2. Step 2: Convert to fraction form
   12,432/25,704 = 25,704/x
3. Step 3: Cross multiply
   12,432x = 25,704 × 25,704
4. Step 4: Simplify right side
   12,432x = 660,695,616
5. Step 5: Solve for x
   x = 660,695,616/12,432
6. Step 6: Final answer
   x = 53,144.76