Finding the Third Proportional to 30,108 and 46,639.50

Step by Step Solution

1. Step 1: Write the proportion equation
   30,108 : 46,639.50 = 46,639.50 : x
2. Step 2: Convert to fraction form
   30,108/46,639.50 = 46,639.50/x
3. Step 3: Cross multiply
   30,108x = 46,639.50 × 46,639.50
4. Step 4: Simplify right side
   30,108x = 2,175,242,960.25
5. Step 5: Solve for x
   x = 2,175,242,960.25/30,108
6. Step 6: Final answer
   x = 72,248.01