Finding the Fourth Proportional to 17,738.46, 26,607.56 and 5,258.52

Step by Step Solution

1. Step 1: Write the proportion equation
   17,738.46 : 26,607.56 = 5,258.52 : x
2. Step 2: Convert to fraction form
   17,738.46/26,607.56 = 5,258.52/x
3. Step 3: Cross multiply
   17,738.46x = 26,607.56 × 5,258.52
4. Step 4: Simplify right side
   17,738.46x = 139,916,360.12
5. Step 5: Solve for x
   x = 139,916,360.12/17,738.46
6. Step 6: Final answer
   x = 7,887.74