Finding the Fourth Proportional to 2,229.95, 3,343.56 and 1,060.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,229.95 : 3,343.56 = 1,060.31 : x
2. Step 2: Convert to fraction form
   2,229.95/3,343.56 = 1,060.31/x
3. Step 3: Cross multiply
   2,229.95x = 3,343.56 × 1,060.31
4. Step 4: Simplify right side
   2,229.95x = 3,545,210.10
5. Step 5: Solve for x
   x = 3,545,210.10/2,229.95
6. Step 6: Final answer
   x = 1,589.82