Finding the Fourth Proportional to 23,280.54, 32,127.12 and 12,669.96

Step by Step Solution

1. Step 1: Write the proportion equation
   23,280.54 : 32,127.12 = 12,669.96 : x
2. Step 2: Convert to fraction form
   23,280.54/32,127.12 = 12,669.96/x
3. Step 3: Cross multiply
   23,280.54x = 32,127.12 × 12,669.96
4. Step 4: Simplify right side
   23,280.54x = 407,049,325.32
5. Step 5: Solve for x
   x = 407,049,325.32/23,280.54
6. Step 6: Final answer
   x = 17,484.53