Finding the Fourth Proportional to 1,060.86, 1,462.81 and 724.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,060.86 : 1,462.81 = 724.82 : x
2. Step 2: Convert to fraction form
   1,060.86/1,462.81 = 724.82/x
3. Step 3: Cross multiply
   1,060.86x = 1,462.81 × 724.82
4. Step 4: Simplify right side
   1,060.86x = 1,060,266.18
5. Step 5: Solve for x
   x = 1,060,266.18/1,060.86
6. Step 6: Final answer
   x = 999.44