Finding the Fourth Proportional to 31,327.31, 43,233.41 and 18,588.04

Step by Step Solution

1. Step 1: Write the proportion equation
   31,327.31 : 43,233.41 = 18,588.04 : x
2. Step 2: Convert to fraction form
   31,327.31/43,233.41 = 18,588.04/x
3. Step 3: Cross multiply
   31,327.31x = 43,233.41 × 18,588.04
4. Step 4: Simplify right side
   31,327.31x = 803,624,292.80
5. Step 5: Solve for x
   x = 803,624,292.80/31,327.31
6. Step 6: Final answer
   x = 25,652.51