Finding the Fourth Proportional to 2,060.88, 3,089.49 and 762.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,060.88 : 3,089.49 = 762.05 : x
2. Step 2: Convert to fraction form
   2,060.88/3,089.49 = 762.05/x
3. Step 3: Cross multiply
   2,060.88x = 3,089.49 × 762.05
4. Step 4: Simplify right side
   2,060.88x = 2,354,330.41
5. Step 5: Solve for x
   x = 2,354,330.41/2,060.88
6. Step 6: Final answer
   x = 1,142.39