Finding the Fourth Proportional to 1,267.55, 1,900.41 and 573.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,267.55 : 1,900.41 = 573.86 : x
2. Step 2: Convert to fraction form
   1,267.55/1,900.41 = 573.86/x
3. Step 3: Cross multiply
   1,267.55x = 1,900.41 × 573.86
4. Step 4: Simplify right side
   1,267.55x = 1,090,569.76
5. Step 5: Solve for x
   x = 1,090,569.76/1,267.55
6. Step 6: Final answer
   x = 860.38