Finding the Third Proportional to 12,484.13 and 16,618.92

Step by Step Solution

1. Step 1: Write the proportion equation
   12,484.13 : 16,618.92 = 16,618.92 : x
2. Step 2: Convert to fraction form
   12,484.13/16,618.92 = 16,618.92/x
3. Step 3: Cross multiply
   12,484.13x = 16,618.92 × 16,618.92
4. Step 4: Simplify right side
   12,484.13x = 276,188,564.29
5. Step 5: Solve for x
   x = 276,188,564.29/12,484.13
6. Step 6: Final answer
   x = 22,123.18