Finding the Fourth Proportional to 17,599.92, 24,288.20 and 12,012.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,599.92 : 24,288.20 = 12,012.72 : x
2. Step 2: Convert to fraction form
   17,599.92/24,288.20 = 12,012.72/x
3. Step 3: Cross multiply
   17,599.92x = 24,288.20 × 12,012.72
4. Step 4: Simplify right side
   17,599.92x = 291,767,345.90
5. Step 5: Solve for x
   x = 291,767,345.90/17,599.92
6. Step 6: Final answer
   x = 16,577.77