Finding the Fourth Proportional to 6,410.88, 8,841.96 and 4,053.78

Step by Step Solution

1. Step 1: Write the proportion equation
   6,410.88 : 8,841.96 = 4,053.78 : x
2. Step 2: Convert to fraction form
   6,410.88/8,841.96 = 4,053.78/x
3. Step 3: Cross multiply
   6,410.88x = 8,841.96 × 4,053.78
4. Step 4: Simplify right side
   6,410.88x = 35,843,360.61
5. Step 5: Solve for x
   x = 35,843,360.61/6,410.88
6. Step 6: Final answer
   x = 5,591.02