Finding the Third Proportional to 45,106.50 and 67,660.50

Step by Step Solution

1. Step 1: Write the proportion equation
   45,106.50 : 67,660.50 = 67,660.50 : x
2. Step 2: Convert to fraction form
   45,106.50/67,660.50 = 67,660.50/x
3. Step 3: Cross multiply
   45,106.50x = 67,660.50 × 67,660.50
4. Step 4: Simplify right side
   45,106.50x = 4,577,943,260.25
5. Step 5: Solve for x
   x = 4,577,943,260.25/45,106.50
6. Step 6: Final answer
   x = 101,491.88