Finding the Third Proportional to 39,446.13 and 53,891.75

Step by Step Solution

1. Step 1: Write the proportion equation
   39,446.13 : 53,891.75 = 53,891.75 : x
2. Step 2: Convert to fraction form
   39,446.13/53,891.75 = 53,891.75/x
3. Step 3: Cross multiply
   39,446.13x = 53,891.75 × 53,891.75
4. Step 4: Simplify right side
   39,446.13x = 2,904,320,718.06
5. Step 5: Solve for x
   x = 2,904,320,718.06/39,446.13
6. Step 6: Final answer
   x = 73,627.53