Finding the Fourth Proportional to 1,094.34, 1,510.02 and 628.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,094.34 : 1,510.02 = 628.50 : x
2. Step 2: Convert to fraction form
   1,094.34/1,510.02 = 628.50/x
3. Step 3: Cross multiply
   1,094.34x = 1,510.02 × 628.50
4. Step 4: Simplify right side
   1,094.34x = 949,047.57
5. Step 5: Solve for x
   x = 949,047.57/1,094.34
6. Step 6: Final answer
   x = 867.23