Finding the Fourth Proportional to 10,323.35, 15,345.82 and 10,020.28

Step by Step Solution

1. Step 1: Write the proportion equation
   10,323.35 : 15,345.82 = 10,020.28 : x
2. Step 2: Convert to fraction form
   10,323.35/15,345.82 = 10,020.28/x
3. Step 3: Cross multiply
   10,323.35x = 15,345.82 × 10,020.28
4. Step 4: Simplify right side
   10,323.35x = 153,769,286.40
5. Step 5: Solve for x
   x = 153,769,286.40/10,323.35
6. Step 6: Final answer
   x = 14,895.30