Finding the Third Proportional to 45,601.50 and 68,218.50

Step by Step Solution

1. Step 1: Write the proportion equation
   45,601.50 : 68,218.50 = 68,218.50 : x
2. Step 2: Convert to fraction form
   45,601.50/68,218.50 = 68,218.50/x
3. Step 3: Cross multiply
   45,601.50x = 68,218.50 × 68,218.50
4. Step 4: Simplify right side
   45,601.50x = 4,653,763,742.25
5. Step 5: Solve for x
   x = 4,653,763,742.25/45,601.50
6. Step 6: Final answer
   x = 102,052.87