Finding the Fourth Proportional to 1,088.14, 1,501.46 and 715.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,088.14 : 1,501.46 = 715.27 : x
2. Step 2: Convert to fraction form
   1,088.14/1,501.46 = 715.27/x
3. Step 3: Cross multiply
   1,088.14x = 1,501.46 × 715.27
4. Step 4: Simplify right side
   1,088.14x = 1,073,945.54
5. Step 5: Solve for x
   x = 1,073,945.54/1,088.14
6. Step 6: Final answer
   x = 986.96