Finding the Fourth Proportional to 4,103.86, 6,155.28 and 1,142.53

Step by Step Solution

1. Step 1: Write the proportion equation
   4,103.86 : 6,155.28 = 1,142.53 : x
2. Step 2: Convert to fraction form
   4,103.86/6,155.28 = 1,142.53/x
3. Step 3: Cross multiply
   4,103.86x = 6,155.28 × 1,142.53
4. Step 4: Simplify right side
   4,103.86x = 7,032,564.69
5. Step 5: Solve for x
   x = 7,032,564.69/4,103.86
6. Step 6: Final answer
   x = 1,713.65