Finding the Third Proportional to 70,905,312 and 154,233,872

Step by Step Solution

1. Step 1: Write the proportion equation
   70,905,312 : 154,233,872 = 154,233,872 : x
2. Step 2: Convert to fraction form
   70,905,312/154,233,872 = 154,233,872/x
3. Step 3: Cross multiply
   70,905,312x = 154,233,872 × 154,233,872
4. Step 4: Simplify right side
   70,905,312x = 23,788,087,272,112,384
5. Step 5: Solve for x
   x = 23,788,087,272,112,384/70,905,312
6. Step 6: Final answer
   x = 335,490,904.72