Finding the Fourth Proportional to 31,875.33, 43,986.06 and 18,445.62

Step by Step Solution

1. Step 1: Write the proportion equation
   31,875.33 : 43,986.06 = 18,445.62 : x
2. Step 2: Convert to fraction form
   31,875.33/43,986.06 = 18,445.62/x
3. Step 3: Cross multiply
   31,875.33x = 43,986.06 × 18,445.62
4. Step 4: Simplify right side
   31,875.33x = 811,350,148.06
5. Step 5: Solve for x
   x = 811,350,148.06/31,875.33
6. Step 6: Final answer
   x = 25,453.86