Finding the Fourth Proportional to 21,343.69, 32,008.61 and 7,108.37

Step by Step Solution

1. Step 1: Write the proportion equation
   21,343.69 : 32,008.61 = 7,108.37 : x
2. Step 2: Convert to fraction form
   21,343.69/32,008.61 = 7,108.37/x
3. Step 3: Cross multiply
   21,343.69x = 32,008.61 × 7,108.37
4. Step 4: Simplify right side
   21,343.69x = 227,529,007.52
5. Step 5: Solve for x
   x = 227,529,007.52/21,343.69
6. Step 6: Final answer
   x = 10,660.25