Finding the Fourth Proportional to 17,158.96, 23,682.90 and 10,870.12

Step by Step Solution

1. Step 1: Write the proportion equation
   17,158.96 : 23,682.90 = 10,870.12 : x
2. Step 2: Convert to fraction form
   17,158.96/23,682.90 = 10,870.12/x
3. Step 3: Cross multiply
   17,158.96x = 23,682.90 × 10,870.12
4. Step 4: Simplify right side
   17,158.96x = 257,435,964.95
5. Step 5: Solve for x
   x = 257,435,964.95/17,158.96
6. Step 6: Final answer
   x = 15,003.01