Finding the Fourth Proportional to 1,154.82, 1,593.69 and 630.87

Step by Step Solution

1. Step 1: Write the proportion equation
   1,154.82 : 1,593.69 = 630.87 : x
2. Step 2: Convert to fraction form
   1,154.82/1,593.69 = 630.87/x
3. Step 3: Cross multiply
   1,154.82x = 1,593.69 × 630.87
4. Step 4: Simplify right side
   1,154.82x = 1,005,411.21
5. Step 5: Solve for x
   x = 1,005,411.21/1,154.82
6. Step 6: Final answer
   x = 870.62