Finding the Third Proportional to 109,870,139,364 and 235,637,391,729

Step by Step Solution

1. Step 1: Write the proportion equation
   109,870,139,364 : 235,637,391,729 = 235,637,391,729 : x
2. Step 2: Convert to fraction form
   109,870,139,364/235,637,391,729 = 235,637,391,729/x
3. Step 3: Cross multiply
   109,870,139,364x = 235,637,391,729 × 235,637,391,729
4. Step 4: Simplify right side
   109,870,139,364x = 55,524,980,380,846,201,503,744
5. Step 5: Solve for x
   x = 55,524,980,380,846,201,503,744/109,870,139,364
6. Step 6: Final answer
   x = 505,369,163,107.11