Finding the Third Proportional to 33,230.25 and 64,818.56

Step by Step Solution

1. Step 1: Write the proportion equation
   33,230.25 : 64,818.56 = 64,818.56 : x
2. Step 2: Convert to fraction form
   33,230.25/64,818.56 = 64,818.56/x
3. Step 3: Cross multiply
   33,230.25x = 64,818.56 × 64,818.56
4. Step 4: Simplify right side
   33,230.25x = 4,201,446,044.57
5. Step 5: Solve for x
   x = 4,201,446,044.57/33,230.25
6. Step 6: Final answer
   x = 126,434.38