Finding the Fourth Proportional to 1,677.83, 2,315.33 and 969.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,677.83 : 2,315.33 = 969.56 : x
2. Step 2: Convert to fraction form
   1,677.83/2,315.33 = 969.56/x
3. Step 3: Cross multiply
   1,677.83x = 2,315.33 × 969.56
4. Step 4: Simplify right side
   1,677.83x = 2,244,847.25
5. Step 5: Solve for x
   x = 2,244,847.25/1,677.83
6. Step 6: Final answer
   x = 1,337.95