Finding the Third Proportional to 54,244,361 and 81,870,995

Step by Step Solution

1. Step 1: Write the proportion equation
   54,244,361 : 81,870,995 = 81,870,995 : x
2. Step 2: Convert to fraction form
   54,244,361/81,870,995 = 81,870,995/x
3. Step 3: Cross multiply
   54,244,361x = 81,870,995 × 81,870,995
4. Step 4: Simplify right side
   54,244,361x = 6,702,859,822,290,025
5. Step 5: Solve for x
   x = 6,702,859,822,290,025/54,244,361
6. Step 6: Final answer
   x = 123,567,863.99