Finding the Fourth Proportional to 31,903.25, 44,028.83 and 18,478.85

Step by Step Solution

1. Step 1: Write the proportion equation
   31,903.25 : 44,028.83 = 18,478.85 : x
2. Step 2: Convert to fraction form
   31,903.25/44,028.83 = 18,478.85/x
3. Step 3: Cross multiply
   31,903.25x = 44,028.83 × 18,478.85
4. Step 4: Simplify right side
   31,903.25x = 813,601,971.30
5. Step 5: Solve for x
   x = 813,601,971.30/31,903.25
6. Step 6: Final answer
   x = 25,502.17