Finding the Fourth Proportional to 2,016.59, 3,025.23 and 783.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,016.59 : 3,025.23 = 783.98 : x
2. Step 2: Convert to fraction form
   2,016.59/3,025.23 = 783.98/x
3. Step 3: Cross multiply
   2,016.59x = 3,025.23 × 783.98
4. Step 4: Simplify right side
   2,016.59x = 2,371,700.77
5. Step 5: Solve for x
   x = 2,371,700.77/2,016.59
6. Step 6: Final answer
   x = 1,176.09