Finding the Fourth Proportional to 6,111.18, 9,154.64 and 3,479.33

Step by Step Solution

1. Step 1: Write the proportion equation
   6,111.18 : 9,154.64 = 3,479.33 : x
2. Step 2: Convert to fraction form
   6,111.18/9,154.64 = 3,479.33/x
3. Step 3: Cross multiply
   6,111.18x = 9,154.64 × 3,479.33
4. Step 4: Simplify right side
   6,111.18x = 31,852,045.18
5. Step 5: Solve for x
   x = 31,852,045.18/6,111.18
6. Step 6: Final answer
   x = 5,212.09