Finding the Fourth Proportional to 2,017.92, 3,023.64 and 784.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,017.92 : 3,023.64 = 784.56 : x
2. Step 2: Convert to fraction form
   2,017.92/3,023.64 = 784.56/x
3. Step 3: Cross multiply
   2,017.92x = 3,023.64 × 784.56
4. Step 4: Simplify right side
   2,017.92x = 2,372,227.00
5. Step 5: Solve for x
   x = 2,372,227.00/2,017.92
6. Step 6: Final answer
   x = 1,175.58