Finding the Fourth Proportional to 2,061.76, 3,092.58 and 763.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,061.76 : 3,092.58 = 763.24 : x
2. Step 2: Convert to fraction form
   2,061.76/3,092.58 = 763.24/x
3. Step 3: Cross multiply
   2,061.76x = 3,092.58 × 763.24
4. Step 4: Simplify right side
   2,061.76x = 2,360,380.76
5. Step 5: Solve for x
   x = 2,360,380.76/2,061.76
6. Step 6: Final answer
   x = 1,144.84