Finding the Fourth Proportional to 5,554.46, 8,272.04 and 5,314.57

Step by Step Solution

1. Step 1: Write the proportion equation
   5,554.46 : 8,272.04 = 5,314.57 : x
2. Step 2: Convert to fraction form
   5,554.46/8,272.04 = 5,314.57/x
3. Step 3: Cross multiply
   5,554.46x = 8,272.04 × 5,314.57
4. Step 4: Simplify right side
   5,554.46x = 43,962,288.37
5. Step 5: Solve for x
   x = 43,962,288.37/5,554.46
6. Step 6: Final answer
   x = 7,914.77