Finding the Third Proportional to 82,805,772 and 179,686,104

Step by Step Solution

1. Step 1: Write the proportion equation
   82,805,772 : 179,686,104 = 179,686,104 : x
2. Step 2: Convert to fraction form
   82,805,772/179,686,104 = 179,686,104/x
3. Step 3: Cross multiply
   82,805,772x = 179,686,104 × 179,686,104
4. Step 4: Simplify right side
   82,805,772x = 32,287,095,970,698,816
5. Step 5: Solve for x
   x = 32,287,095,970,698,816/82,805,772
6. Step 6: Final answer
   x = 389,913,591.66