Finding the Third Proportional to 80,359,951.50 and 174,419,271

Step by Step Solution

1. Step 1: Write the proportion equation
   80,359,951.50 : 174,419,271 = 174,419,271 : x
2. Step 2: Convert to fraction form
   80,359,951.50/174,419,271 = 174,419,271/x
3. Step 3: Cross multiply
   80,359,951.50x = 174,419,271 × 174,419,271
4. Step 4: Simplify right side
   80,359,951.50x = 30,422,082,096,171,440
5. Step 5: Solve for x
   x = 30,422,082,096,171,440/80,359,951.50
6. Step 6: Final answer
   x = 378,572,678.66