Finding the Fourth Proportional to 17,429.42, 26,145.22 and 5,742.74

Step by Step Solution

1. Step 1: Write the proportion equation
   17,429.42 : 26,145.22 = 5,742.74 : x
2. Step 2: Convert to fraction form
   17,429.42/26,145.22 = 5,742.74/x
3. Step 3: Cross multiply
   17,429.42x = 26,145.22 × 5,742.74
4. Step 4: Simplify right side
   17,429.42x = 150,145,200.70
5. Step 5: Solve for x
   x = 150,145,200.70/17,429.42
6. Step 6: Final answer
   x = 8,614.47