Finding the Fourth Proportional to 10,700.34, 16,035.92 and 5,153.28

Step by Step Solution

1. Step 1: Write the proportion equation
   10,700.34 : 16,035.92 = 5,153.28 : x
2. Step 2: Convert to fraction form
   10,700.34/16,035.92 = 5,153.28/x
3. Step 3: Cross multiply
   10,700.34x = 16,035.92 × 5,153.28
4. Step 4: Simplify right side
   10,700.34x = 82,637,505.64
5. Step 5: Solve for x
   x = 82,637,505.64/10,700.34
6. Step 6: Final answer
   x = 7,722.89