Finding the Third Proportional to 70,905,139 and 154,233,590

Step by Step Solution

1. Step 1: Write the proportion equation
   70,905,139 : 154,233,590 = 154,233,590 : x
2. Step 2: Convert to fraction form
   70,905,139/154,233,590 = 154,233,590/x
3. Step 3: Cross multiply
   70,905,139x = 154,233,590 × 154,233,590
4. Step 4: Simplify right side
   70,905,139x = 23,788,000,284,288,100
5. Step 5: Solve for x
   x = 23,788,000,284,288,100/70,905,139
6. Step 6: Final answer
   x = 335,490,496.45