Finding the Fourth Proportional to 9,908.96, 13,649.56 and 7,547

Step by Step Solution

1. Step 1: Write the proportion equation
   9,908.96 : 13,649.56 = 7,547 : x
2. Step 2: Convert to fraction form
   9,908.96/13,649.56 = 7,547/x
3. Step 3: Cross multiply
   9,908.96x = 13,649.56 × 7,547
4. Step 4: Simplify right side
   9,908.96x = 103,013,229.32
5. Step 5: Solve for x
   x = 103,013,229.32/9,908.96
6. Step 6: Final answer
   x = 10,395.97