Finding the Third Proportional to 82,785,721 and 174,152,257

Step by Step Solution

1. Step 1: Write the proportion equation
   82,785,721 : 174,152,257 = 174,152,257 : x
2. Step 2: Convert to fraction form
   82,785,721/174,152,257 = 174,152,257/x
3. Step 3: Cross multiply
   82,785,721x = 174,152,257 × 174,152,257
4. Step 4: Simplify right side
   82,785,721x = 30,329,008,618,194,048
5. Step 5: Solve for x
   x = 30,329,008,618,194,048/82,785,721
6. Step 6: Final answer
   x = 366,355,553.25