Finding the Fourth Proportional to 5,362.72, 7,398.73 and 3,124.10

Step by Step Solution

1. Step 1: Write the proportion equation
   5,362.72 : 7,398.73 = 3,124.10 : x
2. Step 2: Convert to fraction form
   5,362.72/7,398.73 = 3,124.10/x
3. Step 3: Cross multiply
   5,362.72x = 7,398.73 × 3,124.10
4. Step 4: Simplify right side
   5,362.72x = 23,114,372.39
5. Step 5: Solve for x
   x = 23,114,372.39/5,362.72
6. Step 6: Final answer
   x = 4,310.20