Finding the Fourth Proportional to 6,051.78, 8,350.84 and 3,399.18

Step by Step Solution

1. Step 1: Write the proportion equation
   6,051.78 : 8,350.84 = 3,399.18 : x
2. Step 2: Convert to fraction form
   6,051.78/8,350.84 = 3,399.18/x
3. Step 3: Cross multiply
   6,051.78x = 8,350.84 × 3,399.18
4. Step 4: Simplify right side
   6,051.78x = 28,386,008.31
5. Step 5: Solve for x
   x = 28,386,008.31/6,051.78
6. Step 6: Final answer
   x = 4,690.52