Finding the Third Proportional to 105,613,036 and 161,558,378

Step by Step Solution

1. Step 1: Write the proportion equation
   105,613,036 : 161,558,378 = 161,558,378 : x
2. Step 2: Convert to fraction form
   105,613,036/161,558,378 = 161,558,378/x
3. Step 3: Cross multiply
   105,613,036x = 161,558,378 × 161,558,378
4. Step 4: Simplify right side
   105,613,036x = 26,101,109,501,990,884
5. Step 5: Solve for x
   x = 26,101,109,501,990,884/105,613,036
6. Step 6: Final answer
   x = 247,139,088.99