Finding the Fourth Proportional to 10,267.34, 14,168.93 and 5,551.61

Step by Step Solution

1. Step 1: Write the proportion equation
   10,267.34 : 14,168.93 = 5,551.61 : x
2. Step 2: Convert to fraction form
   10,267.34/14,168.93 = 5,551.61/x
3. Step 3: Cross multiply
   10,267.34x = 14,168.93 × 5,551.61
4. Step 4: Simplify right side
   10,267.34x = 78,660,274.87
5. Step 5: Solve for x
   x = 78,660,274.87/10,267.34
6. Step 6: Final answer
   x = 7,661.22