Finding the Fourth Proportional to 21,696.84, 32,522.72 and 9,224.87

Step by Step Solution

1. Step 1: Write the proportion equation
   21,696.84 : 32,522.72 = 9,224.87 : x
2. Step 2: Convert to fraction form
   21,696.84/32,522.72 = 9,224.87/x
3. Step 3: Cross multiply
   21,696.84x = 32,522.72 × 9,224.87
4. Step 4: Simplify right side
   21,696.84x = 300,017,655.31
5. Step 5: Solve for x
   x = 300,017,655.31/21,696.84
6. Step 6: Final answer
   x = 13,827.71