Finding the Third Proportional to 39,481,546 and 53,786,895

Step by Step Solution

1. Step 1: Write the proportion equation
   39,481,546 : 53,786,895 = 53,786,895 : x
2. Step 2: Convert to fraction form
   39,481,546/53,786,895 = 53,786,895/x
3. Step 3: Cross multiply
   39,481,546x = 53,786,895 × 53,786,895
4. Step 4: Simplify right side
   39,481,546x = 2,893,030,073,741,025
5. Step 5: Solve for x
   x = 2,893,030,073,741,025/39,481,546
6. Step 6: Final answer
   x = 73,275,501.26