Finding the Third Proportional to 64,508,170,303.50 and 89,693,454,481.50

Step by Step Solution

1. Step 1: Write the proportion equation
   64,508,170,303.50 : 89,693,454,481.50 = 89,693,454,481.50 : x
2. Step 2: Convert to fraction form
   64,508,170,303.50/89,693,454,481.50 = 89,693,454,481.50/x
3. Step 3: Cross multiply
   64,508,170,303.50x = 89,693,454,481.50 × 89,693,454,481.50
4. Step 4: Simplify right side
   64,508,170,303.50x = 8,044,915,776,824,912,379,904
5. Step 5: Solve for x
   x = 8,044,915,776,824,912,379,904/64,508,170,303.50
6. Step 6: Final answer
   x = 124,711,578,998.06