Finding the Third Proportional to 12,424 and 13,432

Step by Step Solution

1. Step 1: Write the proportion equation
   12,424 : 13,432 = 13,432 : x
2. Step 2: Convert to fraction form
   12,424/13,432 = 13,432/x
3. Step 3: Cross multiply
   12,424x = 13,432 × 13,432
4. Step 4: Simplify right side
   12,424x = 180,418,624
5. Step 5: Solve for x
   x = 180,418,624/12,424
6. Step 6: Final answer
   x = 14,521.78