Finding the Fourth Proportional to 10,735.56, 16,081.29 and 5,172.48

Step by Step Solution

1. Step 1: Write the proportion equation
   10,735.56 : 16,081.29 = 5,172.48 : x
2. Step 2: Convert to fraction form
   10,735.56/16,081.29 = 5,172.48/x
3. Step 3: Cross multiply
   10,735.56x = 16,081.29 × 5,172.48
4. Step 4: Simplify right side
   10,735.56x = 83,180,150.90
5. Step 5: Solve for x
   x = 83,180,150.90/10,735.56
6. Step 6: Final answer
   x = 7,748.10