Finding the Third Proportional to 30,173 and 45,745.50

Step by Step Solution

1. Step 1: Write the proportion equation
   30,173 : 45,745.50 = 45,745.50 : x
2. Step 2: Convert to fraction form
   30,173/45,745.50 = 45,745.50/x
3. Step 3: Cross multiply
   30,173x = 45,745.50 × 45,745.50
4. Step 4: Simplify right side
   30,173x = 2,092,650,770.25
5. Step 5: Solve for x
   x = 2,092,650,770.25/30,173
6. Step 6: Final answer
   x = 69,355.08