Finding the Third Proportional to 11,332 and 12,520

Step by Step Solution

1. Step 1: Write the proportion equation
   11,332 : 12,520 = 12,520 : x
2. Step 2: Convert to fraction form
   11,332/12,520 = 12,520/x
3. Step 3: Cross multiply
   11,332x = 12,520 × 12,520
4. Step 4: Simplify right side
   11,332x = 156,750,400
5. Step 5: Solve for x
   x = 156,750,400/11,332
6. Step 6: Final answer
   x = 13,832.55