Finding the Fourth Proportional to 9,947.12, 14,919.06 and 3,020

Step by Step Solution

1. Step 1: Write the proportion equation
   9,947.12 : 14,919.06 = 3,020 : x
2. Step 2: Convert to fraction form
   9,947.12/14,919.06 = 3,020/x
3. Step 3: Cross multiply
   9,947.12x = 14,919.06 × 3,020
4. Step 4: Simplify right side
   9,947.12x = 45,055,561.20
5. Step 5: Solve for x
   x = 45,055,561.20/9,947.12
6. Step 6: Final answer
   x = 4,529.51