Finding the Fourth Proportional to 6,117.42, 8,442.09 and 3,599.58

Step by Step Solution

1. Step 1: Write the proportion equation
   6,117.42 : 8,442.09 = 3,599.58 : x
2. Step 2: Convert to fraction form
   6,117.42/8,442.09 = 3,599.58/x
3. Step 3: Cross multiply
   6,117.42x = 8,442.09 × 3,599.58
4. Step 4: Simplify right side
   6,117.42x = 30,387,978.32
5. Step 5: Solve for x
   x = 30,387,978.32/6,117.42
6. Step 6: Final answer
   x = 4,967.45