Finding the Fourth Proportional to 21,906.23, 32,860.51 and 7,114.05

Step by Step Solution

1. Step 1: Write the proportion equation
   21,906.23 : 32,860.51 = 7,114.05 : x
2. Step 2: Convert to fraction form
   21,906.23/32,860.51 = 7,114.05/x
3. Step 3: Cross multiply
   21,906.23x = 32,860.51 × 7,114.05
4. Step 4: Simplify right side
   21,906.23x = 233,771,293.38
5. Step 5: Solve for x
   x = 233,771,293.38/21,906.23
6. Step 6: Final answer
   x = 10,671.45