Finding the Fourth Proportional to 21,895.91, 32,848.42 and 7,105.11

Step by Step Solution

1. Step 1: Write the proportion equation
   21,895.91 : 32,848.42 = 7,105.11 : x
2. Step 2: Convert to fraction form
   21,895.91/32,848.42 = 7,105.11/x
3. Step 3: Cross multiply
   21,895.91x = 32,848.42 × 7,105.11
4. Step 4: Simplify right side
   21,895.91x = 233,391,637.43
5. Step 5: Solve for x
   x = 233,391,637.43/21,895.91
6. Step 6: Final answer
   x = 10,659.14