Finding the Fourth Proportional to 10,895.60, 16,337.91 and 5,056.31

Step by Step Solution

1. Step 1: Write the proportion equation
   10,895.60 : 16,337.91 = 5,056.31 : x
2. Step 2: Convert to fraction form
   10,895.60/16,337.91 = 5,056.31/x
3. Step 3: Cross multiply
   10,895.60x = 16,337.91 × 5,056.31
4. Step 4: Simplify right side
   10,895.60x = 82,609,537.71
5. Step 5: Solve for x
   x = 82,609,537.71/10,895.60
6. Step 6: Final answer
   x = 7,581.92