Finding the Third Proportional to 80,166,215 and 175,653,958

Step by Step Solution

1. Step 1: Write the proportion equation
   80,166,215 : 175,653,958 = 175,653,958 : x
2. Step 2: Convert to fraction form
   80,166,215/175,653,958 = 175,653,958/x
3. Step 3: Cross multiply
   80,166,215x = 175,653,958 × 175,653,958
4. Step 4: Simplify right side
   80,166,215x = 30,854,312,961,065,764
5. Step 5: Solve for x
   x = 30,854,312,961,065,764/80,166,215
6. Step 6: Final answer
   x = 384,879,253.20