Finding the Fourth Proportional to 2,051.22, 3,074.86 and 752.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,051.22 : 3,074.86 = 752.39 : x
2. Step 2: Convert to fraction form
   2,051.22/3,074.86 = 752.39/x
3. Step 3: Cross multiply
   2,051.22x = 3,074.86 × 752.39
4. Step 4: Simplify right side
   2,051.22x = 2,313,491.01
5. Step 5: Solve for x
   x = 2,313,491.01/2,051.22
6. Step 6: Final answer
   x = 1,127.86