Finding the Fourth Proportional to 3,385.91, 5,079.35 and 1,046.11

Step by Step Solution

1. Step 1: Write the proportion equation
   3,385.91 : 5,079.35 = 1,046.11 : x
2. Step 2: Convert to fraction form
   3,385.91/5,079.35 = 1,046.11/x
3. Step 3: Cross multiply
   3,385.91x = 5,079.35 × 1,046.11
4. Step 4: Simplify right side
   3,385.91x = 5,313,558.83
5. Step 5: Solve for x
   x = 5,313,558.83/3,385.91
6. Step 6: Final answer
   x = 1,569.31