Finding the Fourth Proportional to 5,410.56, 8,114.22 and 1,947

Step by Step Solution

1. Step 1: Write the proportion equation
   5,410.56 : 8,114.22 = 1,947 : x
2. Step 2: Convert to fraction form
   5,410.56/8,114.22 = 1,947/x
3. Step 3: Cross multiply
   5,410.56x = 8,114.22 × 1,947
4. Step 4: Simplify right side
   5,410.56x = 15,798,386.34
5. Step 5: Solve for x
   x = 15,798,386.34/5,410.56
6. Step 6: Final answer
   x = 2,919.92