Finding the Third Proportional to 126,331,066,656 and 280,907,956,738.50

Step by Step Solution

1. Step 1: Write the proportion equation
   126,331,066,656 : 280,907,956,738.50 = 280,907,956,738.50 : x
2. Step 2: Convert to fraction form
   126,331,066,656/280,907,956,738.50 = 280,907,956,738.50/x
3. Step 3: Cross multiply
   126,331,066,656x = 280,907,956,738.50 × 280,907,956,738.50
4. Step 4: Simplify right side
   126,331,066,656x = 78,909,280,158,998,985,703,424
5. Step 5: Solve for x
   x = 78,909,280,158,998,985,703,424/126,331,066,656
6. Step 6: Final answer
   x = 624,622,923,305.71