Finding the Fourth Proportional to 6,100.65, 8,422.47 and 4,008.42

Step by Step Solution

1. Step 1: Write the proportion equation
   6,100.65 : 8,422.47 = 4,008.42 : x
2. Step 2: Convert to fraction form
   6,100.65/8,422.47 = 4,008.42/x
3. Step 3: Cross multiply
   6,100.65x = 8,422.47 × 4,008.42
4. Step 4: Simplify right side
   6,100.65x = 33,760,797.20
5. Step 5: Solve for x
   x = 33,760,797.20/6,100.65
6. Step 6: Final answer
   x = 5,533.97