Finding the Fourth Proportional to 31,507.83, 43,480.54 and 17,360.58

Step by Step Solution

1. Step 1: Write the proportion equation
   31,507.83 : 43,480.54 = 17,360.58 : x
2. Step 2: Convert to fraction form
   31,507.83/43,480.54 = 17,360.58/x
3. Step 3: Cross multiply
   31,507.83x = 43,480.54 × 17,360.58
4. Step 4: Simplify right side
   31,507.83x = 754,847,132.31
5. Step 5: Solve for x
   x = 754,847,132.31/31,507.83
6. Step 6: Final answer
   x = 23,957.44