Finding the Fourth Proportional to 10,084.10, 15,128.17 and 4,240.69

Step by Step Solution

1. Step 1: Write the proportion equation
   10,084.10 : 15,128.17 = 4,240.69 : x
2. Step 2: Convert to fraction form
   10,084.10/15,128.17 = 4,240.69/x
3. Step 3: Cross multiply
   10,084.10x = 15,128.17 × 4,240.69
4. Step 4: Simplify right side
   10,084.10x = 64,153,830.82
5. Step 5: Solve for x
   x = 64,153,830.82/10,084.10
6. Step 6: Final answer
   x = 6,361.88