Finding the Fourth Proportional to 23,875.30, 32,948.06 and 13,120.06

Step by Step Solution

1. Step 1: Write the proportion equation
   23,875.30 : 32,948.06 = 13,120.06 : x
2. Step 2: Convert to fraction form
   23,875.30/32,948.06 = 13,120.06/x
3. Step 3: Cross multiply
   23,875.30x = 32,948.06 × 13,120.06
4. Step 4: Simplify right side
   23,875.30x = 432,280,524.08
5. Step 5: Solve for x
   x = 432,280,524.08/23,875.30
6. Step 6: Final answer
   x = 18,105.76