Finding the Fourth Proportional to 2,599.83, 3,899.78 and 750.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,599.83 : 3,899.78 = 750.71 : x
2. Step 2: Convert to fraction form
   2,599.83/3,899.78 = 750.71/x
3. Step 3: Cross multiply
   2,599.83x = 3,899.78 × 750.71
4. Step 4: Simplify right side
   2,599.83x = 2,927,580.59
5. Step 5: Solve for x
   x = 2,927,580.59/2,599.83
6. Step 6: Final answer
   x = 1,126.07