Finding the Fourth Proportional to 1,583.34, 2,184.90 and 875.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,583.34 : 2,184.90 = 875.18 : x
2. Step 2: Convert to fraction form
   1,583.34/2,184.90 = 875.18/x
3. Step 3: Cross multiply
   1,583.34x = 2,184.90 × 875.18
4. Step 4: Simplify right side
   1,583.34x = 1,912,180.78
5. Step 5: Solve for x
   x = 1,912,180.78/1,583.34
6. Step 6: Final answer
   x = 1,207.69