Finding the Fourth Proportional to 31,608.96, 43,619.99 and 17,268.72

Step by Step Solution

1. Step 1: Write the proportion equation
   31,608.96 : 43,619.99 = 17,268.72 : x
2. Step 2: Convert to fraction form
   31,608.96/43,619.99 = 17,268.72/x
3. Step 3: Cross multiply
   31,608.96x = 43,619.99 × 17,268.72
4. Step 4: Simplify right side
   31,608.96x = 753,261,393.71
5. Step 5: Solve for x
   x = 753,261,393.71/31,608.96
6. Step 6: Final answer
   x = 23,830.63