Finding the Fourth Proportional to 3,530.46, 4,870.74 and 2,114.19

Step by Step Solution

1. Step 1: Write the proportion equation
   3,530.46 : 4,870.74 = 2,114.19 : x
2. Step 2: Convert to fraction form
   3,530.46/4,870.74 = 2,114.19/x
3. Step 3: Cross multiply
   3,530.46x = 4,870.74 × 2,114.19
4. Step 4: Simplify right side
   3,530.46x = 10,297,669.80
5. Step 5: Solve for x
   x = 10,297,669.80/3,530.46
6. Step 6: Final answer
   x = 2,916.81