Finding the Third Proportional to 80,359,940 and 174,419,248

Step by Step Solution

1. Step 1: Write the proportion equation
   80,359,940 : 174,419,248 = 174,419,248 : x
2. Step 2: Convert to fraction form
   80,359,940/174,419,248 = 174,419,248/x
3. Step 3: Cross multiply
   80,359,940x = 174,419,248 × 174,419,248
4. Step 4: Simplify right side
   80,359,940x = 30,422,074,072,885,504
5. Step 5: Solve for x
   x = 30,422,074,072,885,504/80,359,940
6. Step 6: Final answer
   x = 378,572,632.99