Finding the Fourth Proportional to 1,559.18, 2,152.10 and 969.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,559.18 : 2,152.10 = 969.37 : x
2. Step 2: Convert to fraction form
   1,559.18/2,152.10 = 969.37/x
3. Step 3: Cross multiply
   1,559.18x = 2,152.10 × 969.37
4. Step 4: Simplify right side
   1,559.18x = 2,086,178.22
5. Step 5: Solve for x
   x = 2,086,178.22/1,559.18
6. Step 6: Final answer
   x = 1,337.99