Finding the Third Proportional to 67,847.63 and 105,436.69

Step by Step Solution

1. Step 1: Write the proportion equation
   67,847.63 : 105,436.69 = 105,436.69 : x
2. Step 2: Convert to fraction form
   67,847.63/105,436.69 = 105,436.69/x
3. Step 3: Cross multiply
   67,847.63x = 105,436.69 × 105,436.69
4. Step 4: Simplify right side
   67,847.63x = 11,116,895,070.97
5. Step 5: Solve for x
   x = 11,116,895,070.97/67,847.63
6. Step 6: Final answer
   x = 163,850.91