Finding the Fourth Proportional to 17,737.91, 26,610.78 and 5,258.93

Step by Step Solution

1. Step 1: Write the proportion equation
   17,737.91 : 26,610.78 = 5,258.93 : x
2. Step 2: Convert to fraction form
   17,737.91/26,610.78 = 5,258.93/x
3. Step 3: Cross multiply
   17,737.91x = 26,610.78 × 5,258.93
4. Step 4: Simplify right side
   17,737.91x = 139,944,229.27
5. Step 5: Solve for x
   x = 139,944,229.27/17,737.91
6. Step 6: Final answer
   x = 7,889.56