Finding the Fourth Proportional to 23,348.27, 32,219.88 and 13,139.87

Step by Step Solution

1. Step 1: Write the proportion equation
   23,348.27 : 32,219.88 = 13,139.87 : x
2. Step 2: Convert to fraction form
   23,348.27/32,219.88 = 13,139.87/x
3. Step 3: Cross multiply
   23,348.27x = 32,219.88 × 13,139.87
4. Step 4: Simplify right side
   23,348.27x = 423,364,873.52
5. Step 5: Solve for x
   x = 423,364,873.52/23,348.27
6. Step 6: Final answer
   x = 18,132.61