Finding the Fourth Proportional to 1,402.29, 2,099.33 and 984.39

Step by Step Solution

1. Step 1: Write the proportion equation
   1,402.29 : 2,099.33 = 984.39 : x
2. Step 2: Convert to fraction form
   1,402.29/2,099.33 = 984.39/x
3. Step 3: Cross multiply
   1,402.29x = 2,099.33 × 984.39
4. Step 4: Simplify right side
   1,402.29x = 2,066,550.36
5. Step 5: Solve for x
   x = 2,066,550.36/1,402.29
6. Step 6: Final answer
   x = 1,473.70