Finding the Fourth Proportional to 17,550, 26,329.56 and 5,238

Step by Step Solution

1. Step 1: Write the proportion equation
   17,550 : 26,329.56 = 5,238 : x
2. Step 2: Convert to fraction form
   17,550/26,329.56 = 5,238/x
3. Step 3: Cross multiply
   17,550x = 26,329.56 × 5,238
4. Step 4: Simplify right side
   17,550x = 137,914,235.28
5. Step 5: Solve for x
   x = 137,914,235.28/17,550
6. Step 6: Final answer
   x = 7,858.36