Finding the Fourth Proportional to 1,045.75, 1,566.69 and 633.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,045.75 : 1,566.69 = 633.37 : x
2. Step 2: Convert to fraction form
   1,045.75/1,566.69 = 633.37/x
3. Step 3: Cross multiply
   1,045.75x = 1,566.69 × 633.37
4. Step 4: Simplify right side
   1,045.75x = 992,294.45
5. Step 5: Solve for x
   x = 992,294.45/1,045.75
6. Step 6: Final answer
   x = 948.88