Finding the Third Proportional to 10,894.50 and 21,492.84

Step by Step Solution

1. Step 1: Write the proportion equation
   10,894.50 : 21,492.84 = 21,492.84 : x
2. Step 2: Convert to fraction form
   10,894.50/21,492.84 = 21,492.84/x
3. Step 3: Cross multiply
   10,894.50x = 21,492.84 × 21,492.84
4. Step 4: Simplify right side
   10,894.50x = 461,942,332.46
5. Step 5: Solve for x
   x = 461,942,332.46/10,894.50
6. Step 6: Final answer
   x = 42,401.43