Finding the Fourth Proportional to 2,007.59, 3,010.57 and 1,276.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,007.59 : 3,010.57 = 1,276.16 : x
2. Step 2: Convert to fraction form
   2,007.59/3,010.57 = 1,276.16/x
3. Step 3: Cross multiply
   2,007.59x = 3,010.57 × 1,276.16
4. Step 4: Simplify right side
   2,007.59x = 3,841,950.77
5. Step 5: Solve for x
   x = 3,841,950.77/2,007.59
6. Step 6: Final answer
   x = 1,913.72