Finding the Third Proportional to 30,216.38 and 46,689.75

Step by Step Solution

1. Step 1: Write the proportion equation
   30,216.38 : 46,689.75 = 46,689.75 : x
2. Step 2: Convert to fraction form
   30,216.38/46,689.75 = 46,689.75/x
3. Step 3: Cross multiply
   30,216.38x = 46,689.75 × 46,689.75
4. Step 4: Simplify right side
   30,216.38x = 2,179,932,755.06
5. Step 5: Solve for x
   x = 2,179,932,755.06/30,216.38
6. Step 6: Final answer
   x = 72,144.09