Finding the Fourth Proportional to 2,073.24, 2,861.12 and 1,276.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,073.24 : 2,861.12 = 1,276.27 : x
2. Step 2: Convert to fraction form
   2,073.24/2,861.12 = 1,276.27/x
3. Step 3: Cross multiply
   2,073.24x = 2,861.12 × 1,276.27
4. Step 4: Simplify right side
   2,073.24x = 3,651,561.62
5. Step 5: Solve for x
   x = 3,651,561.62/2,073.24
6. Step 6: Final answer
   x = 1,761.28