Finding the Third Proportional to 70,671,834 and 152,690,772

Step by Step Solution

1. Step 1: Write the proportion equation
   70,671,834 : 152,690,772 = 152,690,772 : x
2. Step 2: Convert to fraction form
   70,671,834/152,690,772 = 152,690,772/x
3. Step 3: Cross multiply
   70,671,834x = 152,690,772 × 152,690,772
4. Step 4: Simplify right side
   70,671,834x = 23,314,471,853,955,984
5. Step 5: Solve for x
   x = 23,314,471,853,955,984/70,671,834
6. Step 6: Final answer
   x = 329,897,648.53