Finding the Fourth Proportional to 10,100.15, 15,146.95 and 3,687.83

Step by Step Solution

1. Step 1: Write the proportion equation
   10,100.15 : 15,146.95 = 3,687.83 : x
2. Step 2: Convert to fraction form
   10,100.15/15,146.95 = 3,687.83/x
3. Step 3: Cross multiply
   10,100.15x = 15,146.95 × 3,687.83
4. Step 4: Simplify right side
   10,100.15x = 55,859,291.66
5. Step 5: Solve for x
   x = 55,859,291.66/10,100.15
6. Step 6: Final answer
   x = 5,530.54