Finding the Fourth Proportional to 2,700.35, 4,050.83 and 752.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,700.35 : 4,050.83 = 752.50 : x
2. Step 2: Convert to fraction form
   2,700.35/4,050.83 = 752.50/x
3. Step 3: Cross multiply
   2,700.35x = 4,050.83 × 752.50
4. Step 4: Simplify right side
   2,700.35x = 3,048,249.58
5. Step 5: Solve for x
   x = 3,048,249.58/2,700.35
6. Step 6: Final answer
   x = 1,128.83