Finding the Fourth Proportional to 10,935.51, 16,396.27 and 5,234.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,935.51 : 16,396.27 = 5,234.12 : x
2. Step 2: Convert to fraction form
   10,935.51/16,396.27 = 5,234.12/x
3. Step 3: Cross multiply
   10,935.51x = 16,396.27 × 5,234.12
4. Step 4: Simplify right side
   10,935.51x = 85,820,040.59
5. Step 5: Solve for x
   x = 85,820,040.59/10,935.51
6. Step 6: Final answer
   x = 7,847.83