Finding the Fourth Proportional to 1,150.46, 1,724.32 and 662.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,150.46 : 1,724.32 = 662.50 : x
2. Step 2: Convert to fraction form
   1,150.46/1,724.32 = 662.50/x
3. Step 3: Cross multiply
   1,150.46x = 1,724.32 × 662.50
4. Step 4: Simplify right side
   1,150.46x = 1,142,362
5. Step 5: Solve for x
   x = 1,142,362/1,150.46
6. Step 6: Final answer
   x = 992.96