Finding the Fourth Proportional to 2,926.28, 4,388.76 and 845.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,926.28 : 4,388.76 = 845.82 : x
2. Step 2: Convert to fraction form
   2,926.28/4,388.76 = 845.82/x
3. Step 3: Cross multiply
   2,926.28x = 4,388.76 × 845.82
4. Step 4: Simplify right side
   2,926.28x = 3,712,086.26
5. Step 5: Solve for x
   x = 3,712,086.26/2,926.28
6. Step 6: Final answer
   x = 1,268.54