Finding the Fourth Proportional to 21,892.42, 32,843.24 and 7,100.18

Step by Step Solution

1. Step 1: Write the proportion equation
   21,892.42 : 32,843.24 = 7,100.18 : x
2. Step 2: Convert to fraction form
   21,892.42/32,843.24 = 7,100.18/x
3. Step 3: Cross multiply
   21,892.42x = 32,843.24 × 7,100.18
4. Step 4: Simplify right side
   21,892.42x = 233,192,880.28
5. Step 5: Solve for x
   x = 233,192,880.28/21,892.42
6. Step 6: Final answer
   x = 10,651.77