Finding the Fourth Proportional to 14,152.42, 21,234.03 and 5,273.20

Step by Step Solution

1. Step 1: Write the proportion equation
   14,152.42 : 21,234.03 = 5,273.20 : x
2. Step 2: Convert to fraction form
   14,152.42/21,234.03 = 5,273.20/x
3. Step 3: Cross multiply
   14,152.42x = 21,234.03 × 5,273.20
4. Step 4: Simplify right side
   14,152.42x = 111,971,287.00
5. Step 5: Solve for x
   x = 111,971,287.00/14,152.42
6. Step 6: Final answer
   x = 7,911.81