Finding the Fourth Proportional to 9,758.10, 14,639.18 and 3,915.17

Step by Step Solution

1. Step 1: Write the proportion equation
   9,758.10 : 14,639.18 = 3,915.17 : x
2. Step 2: Convert to fraction form
   9,758.10/14,639.18 = 3,915.17/x
3. Step 3: Cross multiply
   9,758.10x = 14,639.18 × 3,915.17
4. Step 4: Simplify right side
   9,758.10x = 57,314,811.23
5. Step 5: Solve for x
   x = 57,314,811.23/9,758.10
6. Step 6: Final answer
   x = 5,873.56