Finding the Fourth Proportional to 2,060.81, 3,091.88 and 762.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,060.81 : 3,091.88 = 762.38 : x
2. Step 2: Convert to fraction form
   2,060.81/3,091.88 = 762.38/x
3. Step 3: Cross multiply
   2,060.81x = 3,091.88 × 762.38
4. Step 4: Simplify right side
   2,060.81x = 2,357,187.47
5. Step 5: Solve for x
   x = 2,357,187.47/2,060.81
6. Step 6: Final answer
   x = 1,143.82