Finding the Fourth Proportional to 1,076.01, 1,484.49 and 633.60

Step by Step Solution

1. Step 1: Write the proportion equation
   1,076.01 : 1,484.49 = 633.60 : x
2. Step 2: Convert to fraction form
   1,076.01/1,484.49 = 633.60/x
3. Step 3: Cross multiply
   1,076.01x = 1,484.49 × 633.60
4. Step 4: Simplify right side
   1,076.01x = 940,572.86
5. Step 5: Solve for x
   x = 940,572.86/1,076.01
6. Step 6: Final answer
   x = 874.13