Finding the Fourth Proportional to 3,499.91, 5,248.20 and 2,039.48

Step by Step Solution

1. Step 1: Write the proportion equation
   3,499.91 : 5,248.20 = 2,039.48 : x
2. Step 2: Convert to fraction form
   3,499.91/5,248.20 = 2,039.48/x
3. Step 3: Cross multiply
   3,499.91x = 5,248.20 × 2,039.48
4. Step 4: Simplify right side
   3,499.91x = 10,703,598.94
5. Step 5: Solve for x
   x = 10,703,598.94/3,499.91
6. Step 6: Final answer
   x = 3,058.25