Finding the Fourth Proportional to 10,459.50, 15,690.15 and 2,668.29

Step by Step Solution

1. Step 1: Write the proportion equation
   10,459.50 : 15,690.15 = 2,668.29 : x
2. Step 2: Convert to fraction form
   10,459.50/15,690.15 = 2,668.29/x
3. Step 3: Cross multiply
   10,459.50x = 15,690.15 × 2,668.29
4. Step 4: Simplify right side
   10,459.50x = 41,865,870.34
5. Step 5: Solve for x
   x = 41,865,870.34/10,459.50
6. Step 6: Final answer
   x = 4,002.66