Finding the Third Proportional to 29,628.91 and 64,281.09

Step by Step Solution

1. Step 1: Write the proportion equation
   29,628.91 : 64,281.09 = 64,281.09 : x
2. Step 2: Convert to fraction form
   29,628.91/64,281.09 = 64,281.09/x
3. Step 3: Cross multiply
   29,628.91x = 64,281.09 × 64,281.09
4. Step 4: Simplify right side
   29,628.91x = 4,132,059,013.70
5. Step 5: Solve for x
   x = 4,132,059,013.70/29,628.91
6. Step 6: Final answer
   x = 139,460.36