Finding the Fourth Proportional to 1,154.53, 1,593.25 and 630.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,154.53 : 1,593.25 = 630.56 : x
2. Step 2: Convert to fraction form
   1,154.53/1,593.25 = 630.56/x
3. Step 3: Cross multiply
   1,154.53x = 1,593.25 × 630.56
4. Step 4: Simplify right side
   1,154.53x = 1,004,645.67
5. Step 5: Solve for x
   x = 1,004,645.67/1,154.53
6. Step 6: Final answer
   x = 870.18