Finding the Fourth Proportional to 1,467.50, 2,024.88 and 878.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,467.50 : 2,024.88 = 878.18 : x
2. Step 2: Convert to fraction form
   1,467.50/2,024.88 = 878.18/x
3. Step 3: Cross multiply
   1,467.50x = 2,024.88 × 878.18
4. Step 4: Simplify right side
   1,467.50x = 1,778,209.12
5. Step 5: Solve for x
   x = 1,778,209.12/1,467.50
6. Step 6: Final answer
   x = 1,211.73