Finding the Fourth Proportional to 12,020.94, 16,585.83 and 7,305.30

Step by Step Solution

1. Step 1: Write the proportion equation
   12,020.94 : 16,585.83 = 7,305.30 : x
2. Step 2: Convert to fraction form
   12,020.94/16,585.83 = 7,305.30/x
3. Step 3: Cross multiply
   12,020.94x = 16,585.83 × 7,305.30
4. Step 4: Simplify right side
   12,020.94x = 121,164,463.90
5. Step 5: Solve for x
   x = 121,164,463.90/12,020.94
6. Step 6: Final answer
   x = 10,079.45