Finding the Fourth Proportional to 1,346.52, 2,015.73 and 1,223.13

Step by Step Solution

1. Step 1: Write the proportion equation
   1,346.52 : 2,015.73 = 1,223.13 : x
2. Step 2: Convert to fraction form
   1,346.52/2,015.73 = 1,223.13/x
3. Step 3: Cross multiply
   1,346.52x = 2,015.73 × 1,223.13
4. Step 4: Simplify right side
   1,346.52x = 2,465,499.83
5. Step 5: Solve for x
   x = 2,465,499.83/1,346.52
6. Step 6: Final answer
   x = 1,831.02