Finding the Fourth Proportional to 1,768.64, 2,439.72 and 1,060.29

Step by Step Solution

1. Step 1: Write the proportion equation
   1,768.64 : 2,439.72 = 1,060.29 : x
2. Step 2: Convert to fraction form
   1,768.64/2,439.72 = 1,060.29/x
3. Step 3: Cross multiply
   1,768.64x = 2,439.72 × 1,060.29
4. Step 4: Simplify right side
   1,768.64x = 2,586,810.72
5. Step 5: Solve for x
   x = 2,586,810.72/1,768.64
6. Step 6: Final answer
   x = 1,462.60