Finding the Third Proportional to 70,905,430 and 154,234,112

Step by Step Solution

1. Step 1: Write the proportion equation
   70,905,430 : 154,234,112 = 154,234,112 : x
2. Step 2: Convert to fraction form
   70,905,430/154,234,112 = 154,234,112/x
3. Step 3: Cross multiply
   70,905,430x = 154,234,112 × 154,234,112
4. Step 4: Simplify right side
   70,905,430x = 23,788,161,304,428,544
5. Step 5: Solve for x
   x = 23,788,161,304,428,544/70,905,430
6. Step 6: Final answer
   x = 335,491,390.50