Finding the Third Proportional to 31,848,805 and 69,658,756

Step by Step Solution

1. Step 1: Write the proportion equation
   31,848,805 : 69,658,756 = 69,658,756 : x
2. Step 2: Convert to fraction form
   31,848,805/69,658,756 = 69,658,756/x
3. Step 3: Cross multiply
   31,848,805x = 69,658,756 × 69,658,756
4. Step 4: Simplify right side
   31,848,805x = 4,852,342,287,467,536
5. Step 5: Solve for x
   x = 4,852,342,287,467,536/31,848,805
6. Step 6: Final answer
   x = 152,355,552.66