Finding the Fourth Proportional to 12,426.50, 17,148.69 and 6,837.62

Step by Step Solution

1. Step 1: Write the proportion equation
   12,426.50 : 17,148.69 = 6,837.62 : x
2. Step 2: Convert to fraction form
   12,426.50/17,148.69 = 6,837.62/x
3. Step 3: Cross multiply
   12,426.50x = 17,148.69 × 6,837.62
4. Step 4: Simplify right side
   12,426.50x = 117,256,225.72
5. Step 5: Solve for x
   x = 117,256,225.72/12,426.50
6. Step 6: Final answer
   x = 9,435.98