Finding the Third Proportional to 82,784,648 and 174,149,986

Step by Step Solution

1. Step 1: Write the proportion equation
   82,784,648 : 174,149,986 = 174,149,986 : x
2. Step 2: Convert to fraction form
   82,784,648/174,149,986 = 174,149,986/x
3. Step 3: Cross multiply
   82,784,648x = 174,149,986 × 174,149,986
4. Step 4: Simplify right side
   82,784,648x = 30,328,217,623,800,196
5. Step 5: Solve for x
   x = 30,328,217,623,800,196/82,784,648
6. Step 6: Final answer
   x = 366,350,746.87