Finding the Fourth Proportional to 2,148.19, 3,223.89 and 1,598.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,148.19 : 3,223.89 = 1,598.71 : x
2. Step 2: Convert to fraction form
   2,148.19/3,223.89 = 1,598.71/x
3. Step 3: Cross multiply
   2,148.19x = 3,223.89 × 1,598.71
4. Step 4: Simplify right side
   2,148.19x = 5,154,065.18
5. Step 5: Solve for x
   x = 5,154,065.18/2,148.19
6. Step 6: Final answer
   x = 2,399.26