Finding the Fourth Proportional to 1,002.46, 1,382.73 and 653.14

Step by Step Solution

1. Step 1: Write the proportion equation
   1,002.46 : 1,382.73 = 653.14 : x
2. Step 2: Convert to fraction form
   1,002.46/1,382.73 = 653.14/x
3. Step 3: Cross multiply
   1,002.46x = 1,382.73 × 653.14
4. Step 4: Simplify right side
   1,002.46x = 903,116.27
5. Step 5: Solve for x
   x = 903,116.27/1,002.46
6. Step 6: Final answer
   x = 900.90