Finding the Fourth Proportional to 10,885.59, 16,322.31 and 4,958.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,885.59 : 16,322.31 = 4,958.82 : x
2. Step 2: Convert to fraction form
   10,885.59/16,322.31 = 4,958.82/x
3. Step 3: Cross multiply
   10,885.59x = 16,322.31 × 4,958.82
4. Step 4: Simplify right side
   10,885.59x = 80,939,397.27
5. Step 5: Solve for x
   x = 80,939,397.27/10,885.59
6. Step 6: Final answer
   x = 7,435.46