Finding the Fourth Proportional to 7,360.82, 10,151.20 and 5,477.12

Step by Step Solution

1. Step 1: Write the proportion equation
   7,360.82 : 10,151.20 = 5,477.12 : x
2. Step 2: Convert to fraction form
   7,360.82/10,151.20 = 5,477.12/x
3. Step 3: Cross multiply
   7,360.82x = 10,151.20 × 5,477.12
4. Step 4: Simplify right side
   7,360.82x = 55,599,340.54
5. Step 5: Solve for x
   x = 55,599,340.54/7,360.82
6. Step 6: Final answer
   x = 7,553.42