Finding the Fourth Proportional to 1,755.89, 2,423.15 and 969.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,755.89 : 2,423.15 = 969.96 : x
2. Step 2: Convert to fraction form
   1,755.89/2,423.15 = 969.96/x
3. Step 3: Cross multiply
   1,755.89x = 2,423.15 × 969.96
4. Step 4: Simplify right side
   1,755.89x = 2,350,353.72
5. Step 5: Solve for x
   x = 2,350,353.72/1,755.89
6. Step 6: Final answer
   x = 1,338.56