Finding the Fourth Proportional to 10,950.19, 16,426.90 and 5,103.61

Step by Step Solution

1. Step 1: Write the proportion equation
   10,950.19 : 16,426.90 = 5,103.61 : x
2. Step 2: Convert to fraction form
   10,950.19/16,426.90 = 5,103.61/x
3. Step 3: Cross multiply
   10,950.19x = 16,426.90 × 5,103.61
4. Step 4: Simplify right side
   10,950.19x = 83,836,456.42
5. Step 5: Solve for x
   x = 83,836,456.42/10,950.19
6. Step 6: Final answer
   x = 7,656.17