Finding the Fourth Proportional to 2,961.33, 4,085.90 and 1,765.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,961.33 : 4,085.90 = 1,765.56 : x
2. Step 2: Convert to fraction form
   2,961.33/4,085.90 = 1,765.56/x
3. Step 3: Cross multiply
   2,961.33x = 4,085.90 × 1,765.56
4. Step 4: Simplify right side
   2,961.33x = 7,213,892.78
5. Step 5: Solve for x
   x = 7,213,892.78/2,961.33
6. Step 6: Final answer
   x = 2,436.03