Finding the Fourth Proportional to 40,801.72, 56,307.39 and 22,898.15

Step by Step Solution

1. Step 1: Write the proportion equation
   40,801.72 : 56,307.39 = 22,898.15 : x
2. Step 2: Convert to fraction form
   40,801.72/56,307.39 = 22,898.15/x
3. Step 3: Cross multiply
   40,801.72x = 56,307.39 × 22,898.15
4. Step 4: Simplify right side
   40,801.72x = 1,289,335,062.33
5. Step 5: Solve for x
   x = 1,289,335,062.33/40,801.72
6. Step 6: Final answer
   x = 31,600.02