Finding the Third Proportional to 43,413 and 67,656

Step by Step Solution

1. Step 1: Write the proportion equation
   43,413 : 67,656 = 67,656 : x
2. Step 2: Convert to fraction form
   43,413/67,656 = 67,656/x
3. Step 3: Cross multiply
   43,413x = 67,656 × 67,656
4. Step 4: Simplify right side
   43,413x = 4,577,334,336
5. Step 5: Solve for x
   x = 4,577,334,336/43,413
6. Step 6: Final answer
   x = 105,436.95