Finding the Fourth Proportional to 31,921.16, 44,055.06 and 18,314.18

Step by Step Solution

1. Step 1: Write the proportion equation
   31,921.16 : 44,055.06 = 18,314.18 : x
2. Step 2: Convert to fraction form
   31,921.16/44,055.06 = 18,314.18/x
3. Step 3: Cross multiply
   31,921.16x = 44,055.06 × 18,314.18
4. Step 4: Simplify right side
   31,921.16x = 806,832,298.75
5. Step 5: Solve for x
   x = 806,832,298.75/31,921.16
6. Step 6: Final answer
   x = 25,275.78