Finding the Fourth Proportional to 2,599.82, 3,900.42 and 751.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,599.82 : 3,900.42 = 751.09 : x
2. Step 2: Convert to fraction form
   2,599.82/3,900.42 = 751.09/x
3. Step 3: Cross multiply
   2,599.82x = 3,900.42 × 751.09
4. Step 4: Simplify right side
   2,599.82x = 2,929,566.46
5. Step 5: Solve for x
   x = 2,929,566.46/2,599.82
6. Step 6: Final answer
   x = 1,126.83