Finding the Third Proportional to 20,776.50 and 29,934.56

Step by Step Solution

1. Step 1: Write the proportion equation
   20,776.50 : 29,934.56 = 29,934.56 : x
2. Step 2: Convert to fraction form
   20,776.50/29,934.56 = 29,934.56/x
3. Step 3: Cross multiply
   20,776.50x = 29,934.56 × 29,934.56
4. Step 4: Simplify right side
   20,776.50x = 896,078,032.07
5. Step 5: Solve for x
   x = 896,078,032.07/20,776.50
6. Step 6: Final answer
   x = 43,129.40