Finding the Fourth Proportional to 1,465.48, 2,022.42 and 876.40

Step by Step Solution

1. Step 1: Write the proportion equation
   1,465.48 : 2,022.42 = 876.40 : x
2. Step 2: Convert to fraction form
   1,465.48/2,022.42 = 876.40/x
3. Step 3: Cross multiply
   1,465.48x = 2,022.42 × 876.40
4. Step 4: Simplify right side
   1,465.48x = 1,772,448.89
5. Step 5: Solve for x
   x = 1,772,448.89/1,465.48
6. Step 6: Final answer
   x = 1,209.47