Finding the Third Proportional to 69,434,520 and 151,212,792

Step by Step Solution

1. Step 1: Write the proportion equation
   69,434,520 : 151,212,792 = 151,212,792 : x
2. Step 2: Convert to fraction form
   69,434,520/151,212,792 = 151,212,792/x
3. Step 3: Cross multiply
   69,434,520x = 151,212,792 × 151,212,792
4. Step 4: Simplify right side
   69,434,520x = 22,865,308,464,435,264
5. Step 5: Solve for x
   x = 22,865,308,464,435,264/69,434,520
6. Step 6: Final answer
   x = 329,307,503.88