Finding the Third Proportional to 82,827,088 and 128,116,824

Step by Step Solution

1. Step 1: Write the proportion equation
   82,827,088 : 128,116,824 = 128,116,824 : x
2. Step 2: Convert to fraction form
   82,827,088/128,116,824 = 128,116,824/x
3. Step 3: Cross multiply
   82,827,088x = 128,116,824 × 128,116,824
4. Step 4: Simplify right side
   82,827,088x = 16,413,920,591,846,976
5. Step 5: Solve for x
   x = 16,413,920,591,846,976/82,827,088
6. Step 6: Final answer
   x = 198,170,924.37