Finding the Third Proportional to 45,039 and 67,558.50

Step by Step Solution

1. Step 1: Write the proportion equation
   45,039 : 67,558.50 = 67,558.50 : x
2. Step 2: Convert to fraction form
   45,039/67,558.50 = 67,558.50/x
3. Step 3: Cross multiply
   45,039x = 67,558.50 × 67,558.50
4. Step 4: Simplify right side
   45,039x = 4,564,150,922.25
5. Step 5: Solve for x
   x = 4,564,150,922.25/45,039
6. Step 6: Final answer
   x = 101,337.75