Finding the Fourth Proportional to 10,266.34, 14,167.56 and 5,550.62

Step by Step Solution

1. Step 1: Write the proportion equation
   10,266.34 : 14,167.56 = 5,550.62 : x
2. Step 2: Convert to fraction form
   10,266.34/14,167.56 = 5,550.62/x
3. Step 3: Cross multiply
   10,266.34x = 14,167.56 × 5,550.62
4. Step 4: Simplify right side
   10,266.34x = 78,638,741.89
5. Step 5: Solve for x
   x = 78,638,741.89/10,266.34
6. Step 6: Final answer
   x = 7,659.86