Finding the Third Proportional to 67,404,956 and 145,192,672

Step by Step Solution

1. Step 1: Write the proportion equation
   67,404,956 : 145,192,672 = 145,192,672 : x
2. Step 2: Convert to fraction form
   67,404,956/145,192,672 = 145,192,672/x
3. Step 3: Cross multiply
   67,404,956x = 145,192,672 × 145,192,672
4. Step 4: Simplify right side
   67,404,956x = 21,080,912,002,499,584
5. Step 5: Solve for x
   x = 21,080,912,002,499,584/67,404,956
6. Step 6: Final answer
   x = 312,750,178.23