Finding the Third Proportional to 43,664.63 and 65,838.38

Step by Step Solution

1. Step 1: Write the proportion equation
   43,664.63 : 65,838.38 = 65,838.38 : x
2. Step 2: Convert to fraction form
   43,664.63/65,838.38 = 65,838.38/x
3. Step 3: Cross multiply
   43,664.63x = 65,838.38 × 65,838.38
4. Step 4: Simplify right side
   43,664.63x = 4,334,691,622.64
5. Step 5: Solve for x
   x = 4,334,691,622.64/43,664.63
6. Step 6: Final answer
   x = 99,272.39