Finding the Fourth Proportional to 5,797.60, 7,986.10 and 5,372.34

Step by Step Solution

1. Step 1: Write the proportion equation
   5,797.60 : 7,986.10 = 5,372.34 : x
2. Step 2: Convert to fraction form
   5,797.60/7,986.10 = 5,372.34/x
3. Step 3: Cross multiply
   5,797.60x = 7,986.10 × 5,372.34
4. Step 4: Simplify right side
   5,797.60x = 42,904,044.47
5. Step 5: Solve for x
   x = 42,904,044.47/5,797.60
6. Step 6: Final answer
   x = 7,400.31