Finding the Fourth Proportional to 23,190.71, 32,002.83 and 12,580.18

Step by Step Solution

1. Step 1: Write the proportion equation
   23,190.71 : 32,002.83 = 12,580.18 : x
2. Step 2: Convert to fraction form
   23,190.71/32,002.83 = 12,580.18/x
3. Step 3: Cross multiply
   23,190.71x = 32,002.83 × 12,580.18
4. Step 4: Simplify right side
   23,190.71x = 402,601,281.90
5. Step 5: Solve for x
   x = 402,601,281.90/23,190.71
6. Step 6: Final answer
   x = 17,360.46