Finding the Fourth Proportional to 7,131.60, 9,841.86 and 5,360.04

Step by Step Solution

1. Step 1: Write the proportion equation
   7,131.60 : 9,841.86 = 5,360.04 : x
2. Step 2: Convert to fraction form
   7,131.60/9,841.86 = 5,360.04/x
3. Step 3: Cross multiply
   7,131.60x = 9,841.86 × 5,360.04
4. Step 4: Simplify right side
   7,131.60x = 52,752,763.27
5. Step 5: Solve for x
   x = 52,752,763.27/7,131.60
6. Step 6: Final answer
   x = 7,397.04