Finding the Fourth Proportional to 4,598.18, 6,904.91 and 3,106.79

Step by Step Solution

1. Step 1: Write the proportion equation
   4,598.18 : 6,904.91 = 3,106.79 : x
2. Step 2: Convert to fraction form
   4,598.18/6,904.91 = 3,106.79/x
3. Step 3: Cross multiply
   4,598.18x = 6,904.91 × 3,106.79
4. Step 4: Simplify right side
   4,598.18x = 21,452,105.34
5. Step 5: Solve for x
   x = 21,452,105.34/4,598.18
6. Step 6: Final answer
   x = 4,665.35