Finding the Fourth Proportional to 4,688.79, 7,028.33 and 1,914.27

Step by Step Solution

1. Step 1: Write the proportion equation
   4,688.79 : 7,028.33 = 1,914.27 : x
2. Step 2: Convert to fraction form
   4,688.79/7,028.33 = 1,914.27/x
3. Step 3: Cross multiply
   4,688.79x = 7,028.33 × 1,914.27
4. Step 4: Simplify right side
   4,688.79x = 13,454,111.70
5. Step 5: Solve for x
   x = 13,454,111.70/4,688.79
6. Step 6: Final answer
   x = 2,869.42