Finding the Fourth Proportional to 10,748.67, 16,035.72 and 10,167.39

Step by Step Solution

1. Step 1: Write the proportion equation
   10,748.67 : 16,035.72 = 10,167.39 : x
2. Step 2: Convert to fraction form
   10,748.67/16,035.72 = 10,167.39/x
3. Step 3: Cross multiply
   10,748.67x = 16,035.72 × 10,167.39
4. Step 4: Simplify right side
   10,748.67x = 163,041,419.17
5. Step 5: Solve for x
   x = 163,041,419.17/10,748.67
6. Step 6: Final answer
   x = 15,168.52