Finding the Fourth Proportional to 31,507.47, 43,480.31 and 17,360.19

Step by Step Solution

1. Step 1: Write the proportion equation
   31,507.47 : 43,480.31 = 17,360.19 : x
2. Step 2: Convert to fraction form
   31,507.47/43,480.31 = 17,360.19/x
3. Step 3: Cross multiply
   31,507.47x = 43,480.31 × 17,360.19
4. Step 4: Simplify right side
   31,507.47x = 754,826,442.86
5. Step 5: Solve for x
   x = 754,826,442.86/31,507.47
6. Step 6: Final answer
   x = 23,957.06