Finding the Fourth Proportional to 10,900.35, 16,354.22 and 5,353.83

Step by Step Solution

1. Step 1: Write the proportion equation
   10,900.35 : 16,354.22 = 5,353.83 : x
2. Step 2: Convert to fraction form
   10,900.35/16,354.22 = 5,353.83/x
3. Step 3: Cross multiply
   10,900.35x = 16,354.22 × 5,353.83
4. Step 4: Simplify right side
   10,900.35x = 87,557,686.89
5. Step 5: Solve for x
   x = 87,557,686.89/10,900.35
6. Step 6: Final answer
   x = 8,032.56