Finding the Fourth Proportional to 6,779.80, 10,144.99 and 5,598.82

Step by Step Solution

1. Step 1: Write the proportion equation
   6,779.80 : 10,144.99 = 5,598.82 : x
2. Step 2: Convert to fraction form
   6,779.80/10,144.99 = 5,598.82/x
3. Step 3: Cross multiply
   6,779.80x = 10,144.99 × 5,598.82
4. Step 4: Simplify right side
   6,779.80x = 56,799,972.91
5. Step 5: Solve for x
   x = 56,799,972.91/6,779.80
6. Step 6: Final answer
   x = 8,377.82