Finding the Third Proportional to 80,269,274 and 175,873,780

Step by Step Solution

1. Step 1: Write the proportion equation
   80,269,274 : 175,873,780 = 175,873,780 : x
2. Step 2: Convert to fraction form
   80,269,274/175,873,780 = 175,873,780/x
3. Step 3: Cross multiply
   80,269,274x = 175,873,780 × 175,873,780
4. Step 4: Simplify right side
   80,269,274x = 30,931,586,491,488,400
5. Step 5: Solve for x
   x = 30,931,586,491,488,400/80,269,274
6. Step 6: Final answer
   x = 385,347,779.42