Finding the Fourth Proportional to 2,083.02, 3,122.71 and 783.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,083.02 : 3,122.71 = 783.58 : x
2. Step 2: Convert to fraction form
   2,083.02/3,122.71 = 783.58/x
3. Step 3: Cross multiply
   2,083.02x = 3,122.71 × 783.58
4. Step 4: Simplify right side
   2,083.02x = 2,446,893.10
5. Step 5: Solve for x
   x = 2,446,893.10/2,083.02
6. Step 6: Final answer
   x = 1,174.69