Finding the Fourth Proportional to 10,748.50, 16,113.58 and 4,081.25

Step by Step Solution

1. Step 1: Write the proportion equation
   10,748.50 : 16,113.58 = 4,081.25 : x
2. Step 2: Convert to fraction form
   10,748.50/16,113.58 = 4,081.25/x
3. Step 3: Cross multiply
   10,748.50x = 16,113.58 × 4,081.25
4. Step 4: Simplify right side
   10,748.50x = 65,763,578.46
5. Step 5: Solve for x
   x = 65,763,578.46/10,748.50
6. Step 6: Final answer
   x = 6,118.40