Finding the Third Proportional to 21,912 and 31,334.63

Step by Step Solution

1. Step 1: Write the proportion equation
   21,912 : 31,334.63 = 31,334.63 : x
2. Step 2: Convert to fraction form
   21,912/31,334.63 = 31,334.63/x
3. Step 3: Cross multiply
   21,912x = 31,334.63 × 31,334.63
4. Step 4: Simplify right side
   21,912x = 981,858,723.89
5. Step 5: Solve for x
   x = 981,858,723.89/21,912
6. Step 6: Final answer
   x = 44,809.18