Finding the Fourth Proportional to 22,587.16, 31,185.84 and 17,272.72

Step by Step Solution

1. Step 1: Write the proportion equation
   22,587.16 : 31,185.84 = 17,272.72 : x
2. Step 2: Convert to fraction form
   22,587.16/31,185.84 = 17,272.72/x
3. Step 3: Cross multiply
   22,587.16x = 31,185.84 × 17,272.72
4. Step 4: Simplify right side
   22,587.16x = 538,664,282.28
5. Step 5: Solve for x
   x = 538,664,282.28/22,587.16
6. Step 6: Final answer
   x = 23,848.25