Finding the Fourth Proportional to 23,280.71, 32,126.37 and 12,670.31

Step by Step Solution

1. Step 1: Write the proportion equation
   23,280.71 : 32,126.37 = 12,670.31 : x
2. Step 2: Convert to fraction form
   23,280.71/32,126.37 = 12,670.31/x
3. Step 3: Cross multiply
   23,280.71x = 32,126.37 × 12,670.31
4. Step 4: Simplify right side
   23,280.71x = 407,050,906.44
5. Step 5: Solve for x
   x = 407,050,906.44/23,280.71
6. Step 6: Final answer
   x = 17,484.48