Finding the Fourth Proportional to 2,052.50, 3,079.56 and 754.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,052.50 : 3,079.56 = 754.10 : x
2. Step 2: Convert to fraction form
   2,052.50/3,079.56 = 754.10/x
3. Step 3: Cross multiply
   2,052.50x = 3,079.56 × 754.10
4. Step 4: Simplify right side
   2,052.50x = 2,322,296.20
5. Step 5: Solve for x
   x = 2,322,296.20/2,052.50
6. Step 6: Final answer
   x = 1,131.45