Finding the Fourth Proportional to 2,060.71, 3,088.90 and 964.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,060.71 : 3,088.90 = 964.18 : x
2. Step 2: Convert to fraction form
   2,060.71/3,088.90 = 964.18/x
3. Step 3: Cross multiply
   2,060.71x = 3,088.90 × 964.18
4. Step 4: Simplify right side
   2,060.71x = 2,978,255.60
5. Step 5: Solve for x
   x = 2,978,255.60/2,060.71
6. Step 6: Final answer
   x = 1,445.26