Finding the Fourth Proportional to 1,347.20, 2,022.06 and 956.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,347.20 : 2,022.06 = 956.10 : x
2. Step 2: Convert to fraction form
   1,347.20/2,022.06 = 956.10/x
3. Step 3: Cross multiply
   1,347.20x = 2,022.06 × 956.10
4. Step 4: Simplify right side
   1,347.20x = 1,933,302.73
5. Step 5: Solve for x
   x = 1,933,302.73/1,347.20
6. Step 6: Final answer
   x = 1,435.05