Finding the Third Proportional to 70,919,226 and 155,290,390

Step by Step Solution

1. Step 1: Write the proportion equation
   70,919,226 : 155,290,390 = 155,290,390 : x
2. Step 2: Convert to fraction form
   70,919,226/155,290,390 = 155,290,390/x
3. Step 3: Cross multiply
   70,919,226x = 155,290,390 × 155,290,390
4. Step 4: Simplify right side
   70,919,226x = 24,115,105,226,352,100
5. Step 5: Solve for x
   x = 24,115,105,226,352,100/70,919,226
6. Step 6: Final answer
   x = 340,036,215.66