Finding the Fourth Proportional to 10,893.59, 16,334.91 and 5,054.30

Step by Step Solution

1. Step 1: Write the proportion equation
   10,893.59 : 16,334.91 = 5,054.30 : x
2. Step 2: Convert to fraction form
   10,893.59/16,334.91 = 5,054.30/x
3. Step 3: Cross multiply
   10,893.59x = 16,334.91 × 5,054.30
4. Step 4: Simplify right side
   10,893.59x = 82,561,453.94
5. Step 5: Solve for x
   x = 82,561,453.94/10,893.59
6. Step 6: Final answer
   x = 7,578.91