Finding the Fourth Proportional to 7,360.38, 10,980.24 and 7,159.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,360.38 : 10,980.24 = 7,159.50 : x
2. Step 2: Convert to fraction form
   7,360.38/10,980.24 = 7,159.50/x
3. Step 3: Cross multiply
   7,360.38x = 10,980.24 × 7,159.50
4. Step 4: Simplify right side
   7,360.38x = 78,613,028.28
5. Step 5: Solve for x
   x = 78,613,028.28/7,360.38
6. Step 6: Final answer
   x = 10,680.57