Finding the Third Proportional to 46,048.50 and 61,122.09

Step by Step Solution

1. Step 1: Write the proportion equation
   46,048.50 : 61,122.09 = 61,122.09 : x
2. Step 2: Convert to fraction form
   46,048.50/61,122.09 = 61,122.09/x
3. Step 3: Cross multiply
   46,048.50x = 61,122.09 × 61,122.09
4. Step 4: Simplify right side
   46,048.50x = 3,735,910,344.38
5. Step 5: Solve for x
   x = 3,735,910,344.38/46,048.50
6. Step 6: Final answer
   x = 81,129.90