Finding the Fourth Proportional to 9,426.42, 13,008.60 and 5,234.94

Step by Step Solution

1. Step 1: Write the proportion equation
   9,426.42 : 13,008.60 = 5,234.94 : x
2. Step 2: Convert to fraction form
   9,426.42/13,008.60 = 5,234.94/x
3. Step 3: Cross multiply
   9,426.42x = 13,008.60 × 5,234.94
4. Step 4: Simplify right side
   9,426.42x = 68,099,240.48
5. Step 5: Solve for x
   x = 68,099,240.48/9,426.42
6. Step 6: Final answer
   x = 7,224.30