Finding the Third Proportional to 85,466,160 and 173,952,747

Step by Step Solution

1. Step 1: Write the proportion equation
   85,466,160 : 173,952,747 = 173,952,747 : x
2. Step 2: Convert to fraction form
   85,466,160/173,952,747 = 173,952,747/x
3. Step 3: Cross multiply
   85,466,160x = 173,952,747 × 173,952,747
4. Step 4: Simplify right side
   85,466,160x = 30,259,558,188,846,008
5. Step 5: Solve for x
   x = 30,259,558,188,846,008/85,466,160
6. Step 6: Final answer
   x = 354,053,091.76