Finding the Fourth Proportional to 2,016.95, 3,024.66 and 784.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,016.95 : 3,024.66 = 784.20 : x
2. Step 2: Convert to fraction form
   2,016.95/3,024.66 = 784.20/x
3. Step 3: Cross multiply
   2,016.95x = 3,024.66 × 784.20
4. Step 4: Simplify right side
   2,016.95x = 2,371,938.37
5. Step 5: Solve for x
   x = 2,371,938.37/2,016.95
6. Step 6: Final answer
   x = 1,176.00