Finding the Fourth Proportional to 1,150.90, 1,723.59 and 630.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,150.90 : 1,723.59 = 630.12 : x
2. Step 2: Convert to fraction form
   1,150.90/1,723.59 = 630.12/x
3. Step 3: Cross multiply
   1,150.90x = 1,723.59 × 630.12
4. Step 4: Simplify right side
   1,150.90x = 1,086,068.53
5. Step 5: Solve for x
   x = 1,086,068.53/1,150.90
6. Step 6: Final answer
   x = 943.67