Finding the Third Proportional to 83,746,560 and 126,039,168

Step by Step Solution

1. Step 1: Write the proportion equation
   83,746,560 : 126,039,168 = 126,039,168 : x
2. Step 2: Convert to fraction form
   83,746,560/126,039,168 = 126,039,168/x
3. Step 3: Cross multiply
   83,746,560x = 126,039,168 × 126,039,168
4. Step 4: Simplify right side
   83,746,560x = 15,885,871,870,132,224
5. Step 5: Solve for x
   x = 15,885,871,870,132,224/83,746,560
6. Step 6: Final answer
   x = 189,689,843.62