Finding the Fourth Proportional to 10,130.89, 15,203.12 and 3,557.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,130.89 : 15,203.12 = 3,557.10 : x
2. Step 2: Convert to fraction form
   10,130.89/15,203.12 = 3,557.10/x
3. Step 3: Cross multiply
   10,130.89x = 15,203.12 × 3,557.10
4. Step 4: Simplify right side
   10,130.89x = 54,079,018.15
5. Step 5: Solve for x
   x = 54,079,018.15/10,130.89
6. Step 6: Final answer
   x = 5,338.03