Finding the Fourth Proportional to 10,458.27, 14,432.43 and 5,742.85

Step by Step Solution

1. Step 1: Write the proportion equation
   10,458.27 : 14,432.43 = 5,742.85 : x
2. Step 2: Convert to fraction form
   10,458.27/14,432.43 = 5,742.85/x
3. Step 3: Cross multiply
   10,458.27x = 14,432.43 × 5,742.85
4. Step 4: Simplify right side
   10,458.27x = 82,883,280.63
5. Step 5: Solve for x
   x = 82,883,280.63/10,458.27
6. Step 6: Final answer
   x = 7,925.14