Finding the Fourth Proportional to 14,052.27, 21,061.49 and 5,160.45

Step by Step Solution

1. Step 1: Write the proportion equation
   14,052.27 : 21,061.49 = 5,160.45 : x
2. Step 2: Convert to fraction form
   14,052.27/21,061.49 = 5,160.45/x
3. Step 3: Cross multiply
   14,052.27x = 21,061.49 × 5,160.45
4. Step 4: Simplify right side
   14,052.27x = 108,686,740.27
5. Step 5: Solve for x
   x = 108,686,740.27/14,052.27
6. Step 6: Final answer
   x = 7,734.46