Finding the Fourth Proportional to 1,831.71, 2,521.42 and 1,598.43

Step by Step Solution

1. Step 1: Write the proportion equation
   1,831.71 : 2,521.42 = 1,598.43 : x
2. Step 2: Convert to fraction form
   1,831.71/2,521.42 = 1,598.43/x
3. Step 3: Cross multiply
   1,831.71x = 2,521.42 × 1,598.43
4. Step 4: Simplify right side
   1,831.71x = 4,030,313.37
5. Step 5: Solve for x
   x = 4,030,313.37/1,831.71
6. Step 6: Final answer
   x = 2,200.30