Finding the Third Proportional to 45,756 and 68,746

Step by Step Solution

1. Step 1: Write the proportion equation
   45,756 : 68,746 = 68,746 : x
2. Step 2: Convert to fraction form
   45,756/68,746 = 68,746/x
3. Step 3: Cross multiply
   45,756x = 68,746 × 68,746
4. Step 4: Simplify right side
   45,756x = 4,726,012,516
5. Step 5: Solve for x
   x = 4,726,012,516/45,756
6. Step 6: Final answer
   x = 103,287.27