Finding the Fourth Proportional to 1,094.72, 1,510.83 and 628.97

Step by Step Solution

1. Step 1: Write the proportion equation
   1,094.72 : 1,510.83 = 628.97 : x
2. Step 2: Convert to fraction form
   1,094.72/1,510.83 = 628.97/x
3. Step 3: Cross multiply
   1,094.72x = 1,510.83 × 628.97
4. Step 4: Simplify right side
   1,094.72x = 950,259.19
5. Step 5: Solve for x
   x = 950,259.19/1,094.72
6. Step 6: Final answer
   x = 868.04