Finding the Fourth Proportional to 10,917.30, 16,374.69 and 3,020.39

Step by Step Solution

1. Step 1: Write the proportion equation
   10,917.30 : 16,374.69 = 3,020.39 : x
2. Step 2: Convert to fraction form
   10,917.30/16,374.69 = 3,020.39/x
3. Step 3: Cross multiply
   10,917.30x = 16,374.69 × 3,020.39
4. Step 4: Simplify right side
   10,917.30x = 49,457,868.06
5. Step 5: Solve for x
   x = 49,457,868.06/10,917.30
6. Step 6: Final answer
   x = 4,530.23