Finding the Fourth Proportional to 1,002.93, 1,504.17 and 729.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,002.93 : 1,504.17 = 729.15 : x
2. Step 2: Convert to fraction form
   1,002.93/1,504.17 = 729.15/x
3. Step 3: Cross multiply
   1,002.93x = 1,504.17 × 729.15
4. Step 4: Simplify right side
   1,002.93x = 1,096,767.38
5. Step 5: Solve for x
   x = 1,096,767.38/1,002.93
6. Step 6: Final answer
   x = 1,093.56