Finding the Fourth Proportional to 10,263.42, 14,163.50 and 5,547.69

Step by Step Solution

1. Step 1: Write the proportion equation
   10,263.42 : 14,163.50 = 5,547.69 : x
2. Step 2: Convert to fraction form
   10,263.42/14,163.50 = 5,547.69/x
3. Step 3: Cross multiply
   10,263.42x = 14,163.50 × 5,547.69
4. Step 4: Simplify right side
   10,263.42x = 78,574,679.58
5. Step 5: Solve for x
   x = 78,574,679.58/10,263.42
6. Step 6: Final answer
   x = 7,655.80