Finding the Fourth Proportional to 1,182.53, 1,772.42 and 488.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,182.53 : 1,772.42 = 488.34 : x
2. Step 2: Convert to fraction form
   1,182.53/1,772.42 = 488.34/x
3. Step 3: Cross multiply
   1,182.53x = 1,772.42 × 488.34
4. Step 4: Simplify right side
   1,182.53x = 865,541.14
5. Step 5: Solve for x
   x = 865,541.14/1,182.53
6. Step 6: Final answer
   x = 731.94