Finding the Third Proportional to 39,553.41 and 64,262.88

Step by Step Solution

1. Step 1: Write the proportion equation
   39,553.41 : 64,262.88 = 64,262.88 : x
2. Step 2: Convert to fraction form
   39,553.41/64,262.88 = 64,262.88/x
3. Step 3: Cross multiply
   39,553.41x = 64,262.88 × 64,262.88
4. Step 4: Simplify right side
   39,553.41x = 4,129,717,824.97
5. Step 5: Solve for x
   x = 4,129,717,824.97/39,553.41
6. Step 6: Final answer
   x = 104,408.64