Finding the Fourth Proportional to 10,003.50, 15,002.42 and 4,152.87

Step by Step Solution

1. Step 1: Write the proportion equation
   10,003.50 : 15,002.42 = 4,152.87 : x
2. Step 2: Convert to fraction form
   10,003.50/15,002.42 = 4,152.87/x
3. Step 3: Cross multiply
   10,003.50x = 15,002.42 × 4,152.87
4. Step 4: Simplify right side
   10,003.50x = 62,303,079.18
5. Step 5: Solve for x
   x = 62,303,079.18/10,003.50
6. Step 6: Final answer
   x = 6,228.13