Finding the Fourth Proportional to 1,088.03, 1,501.46 and 622.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,088.03 : 1,501.46 = 622.25 : x
2. Step 2: Convert to fraction form
   1,088.03/1,501.46 = 622.25/x
3. Step 3: Cross multiply
   1,088.03x = 1,501.46 × 622.25
4. Step 4: Simplify right side
   1,088.03x = 934,280.37
5. Step 5: Solve for x
   x = 934,280.37/1,088.03
6. Step 6: Final answer
   x = 858.69