Finding the Fourth Proportional to 5,530.17, 8,313.48 and 5,124.36

Step by Step Solution

1. Step 1: Write the proportion equation
   5,530.17 : 8,313.48 = 5,124.36 : x
2. Step 2: Convert to fraction form
   5,530.17/8,313.48 = 5,124.36/x
3. Step 3: Cross multiply
   5,530.17x = 8,313.48 × 5,124.36
4. Step 4: Simplify right side
   5,530.17x = 42,601,264.37
5. Step 5: Solve for x
   x = 42,601,264.37/5,530.17
6. Step 6: Final answer
   x = 7,703.43