Finding the Fourth Proportional to 6,758.88, 10,124.20 and 5,435.48

Step by Step Solution

1. Step 1: Write the proportion equation
   6,758.88 : 10,124.20 = 5,435.48 : x
2. Step 2: Convert to fraction form
   6,758.88/10,124.20 = 5,435.48/x
3. Step 3: Cross multiply
   6,758.88x = 10,124.20 × 5,435.48
4. Step 4: Simplify right side
   6,758.88x = 55,029,808.82
5. Step 5: Solve for x
   x = 55,029,808.82/6,758.88
6. Step 6: Final answer
   x = 8,141.85