Finding the Third Proportional to 12,061.13 and 18,862.88

Step by Step Solution

1. Step 1: Write the proportion equation
   12,061.13 : 18,862.88 = 18,862.88 : x
2. Step 2: Convert to fraction form
   12,061.13/18,862.88 = 18,862.88/x
3. Step 3: Cross multiply
   12,061.13x = 18,862.88 × 18,862.88
4. Step 4: Simplify right side
   12,061.13x = 355,808,053.27
5. Step 5: Solve for x
   x = 355,808,053.27/12,061.13
6. Step 6: Final answer
   x = 29,500.40