Finding the Fourth Proportional to 2,386.91, 3,582.86 and 1,347.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,386.91 : 3,582.86 = 1,347.81 : x
2. Step 2: Convert to fraction form
   2,386.91/3,582.86 = 1,347.81/x
3. Step 3: Cross multiply
   2,386.91x = 3,582.86 × 1,347.81
4. Step 4: Simplify right side
   2,386.91x = 4,829,007.80
5. Step 5: Solve for x
   x = 4,829,007.80/2,386.91
6. Step 6: Final answer
   x = 2,023.13