Finding the Fourth Proportional to 17,429, 26,146.38 and 5,119.88

Step by Step Solution

1. Step 1: Write the proportion equation
   17,429 : 26,146.38 = 5,119.88 : x
2. Step 2: Convert to fraction form
   17,429/26,146.38 = 5,119.88/x
3. Step 3: Cross multiply
   17,429x = 26,146.38 × 5,119.88
4. Step 4: Simplify right side
   17,429x = 133,866,328.03
5. Step 5: Solve for x
   x = 133,866,328.03/17,429
6. Step 6: Final answer
   x = 7,680.67