Finding the Fourth Proportional to 1,749.34, 2,621.86 and 969.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,749.34 : 2,621.86 = 969.31 : x
2. Step 2: Convert to fraction form
   1,749.34/2,621.86 = 969.31/x
3. Step 3: Cross multiply
   1,749.34x = 2,621.86 × 969.31
4. Step 4: Simplify right side
   1,749.34x = 2,541,395.12
5. Step 5: Solve for x
   x = 2,541,395.12/1,749.34
6. Step 6: Final answer
   x = 1,452.77