Finding the Fourth Proportional to 10,814.52, 16,200.74 and 7,105.48

Step by Step Solution

1. Step 1: Write the proportion equation
   10,814.52 : 16,200.74 = 7,105.48 : x
2. Step 2: Convert to fraction form
   10,814.52/16,200.74 = 7,105.48/x
3. Step 3: Cross multiply
   10,814.52x = 16,200.74 × 7,105.48
4. Step 4: Simplify right side
   10,814.52x = 115,114,034.06
5. Step 5: Solve for x
   x = 115,114,034.06/10,814.52
6. Step 6: Final answer
   x = 10,644.40