Finding the Fourth Proportional to 9,020.36, 12,440.04 and 5,663.49

Step by Step Solution

1. Step 1: Write the proportion equation
   9,020.36 : 12,440.04 = 5,663.49 : x
2. Step 2: Convert to fraction form
   9,020.36/12,440.04 = 5,663.49/x
3. Step 3: Cross multiply
   9,020.36x = 12,440.04 × 5,663.49
4. Step 4: Simplify right side
   9,020.36x = 70,454,042.14
5. Step 5: Solve for x
   x = 70,454,042.14/9,020.36
6. Step 6: Final answer
   x = 7,810.56