Finding the Fourth Proportional to 10,646.44, 14,689.29 and 7,103.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,646.44 : 14,689.29 = 7,103.50 : x
2. Step 2: Convert to fraction form
   10,646.44/14,689.29 = 7,103.50/x
3. Step 3: Cross multiply
   10,646.44x = 14,689.29 × 7,103.50
4. Step 4: Simplify right side
   10,646.44x = 104,345,371.52
5. Step 5: Solve for x
   x = 104,345,371.52/10,646.44
6. Step 6: Final answer
   x = 9,800.96