Finding the Third Proportional to 67,404,908 and 145,192,597

Step by Step Solution

1. Step 1: Write the proportion equation
   67,404,908 : 145,192,597 = 145,192,597 : x
2. Step 2: Convert to fraction form
   67,404,908/145,192,597 = 145,192,597/x
3. Step 3: Cross multiply
   67,404,908x = 145,192,597 × 145,192,597
4. Step 4: Simplify right side
   67,404,908x = 21,080,890,223,604,408
5. Step 5: Solve for x
   x = 21,080,890,223,604,408/67,404,908
6. Step 6: Final answer
   x = 312,750,077.84