Finding the Fourth Proportional to 1,475.50, 2,036.43 and 854.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,475.50 : 2,036.43 = 854.86 : x
2. Step 2: Convert to fraction form
   1,475.50/2,036.43 = 854.86/x
3. Step 3: Cross multiply
   1,475.50x = 2,036.43 × 854.86
4. Step 4: Simplify right side
   1,475.50x = 1,740,862.55
5. Step 5: Solve for x
   x = 1,740,862.55/1,475.50
6. Step 6: Final answer
   x = 1,179.85