Finding the Fourth Proportional to 7,174.42, 10,759.65 and 5,088.28

Step by Step Solution

1. Step 1: Write the proportion equation
   7,174.42 : 10,759.65 = 5,088.28 : x
2. Step 2: Convert to fraction form
   7,174.42/10,759.65 = 5,088.28/x
3. Step 3: Cross multiply
   7,174.42x = 10,759.65 × 5,088.28
4. Step 4: Simplify right side
   7,174.42x = 54,748,111.90
5. Step 5: Solve for x
   x = 54,748,111.90/7,174.42
6. Step 6: Final answer
   x = 7,631.02