Finding the Third Proportional to 2,499,340,358.39 and 5,374,822,846.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,499,340,358.39 : 5,374,822,846.78 = 5,374,822,846.78 : x
2. Step 2: Convert to fraction form
   2,499,340,358.39/5,374,822,846.78 = 5,374,822,846.78/x
3. Step 3: Cross multiply
   2,499,340,358.39x = 5,374,822,846.78 × 5,374,822,846.78
4. Step 4: Simplify right side
   2,499,340,358.39x = 28,888,720,634,279,014,400
5. Step 5: Solve for x
   x = 28,888,720,634,279,014,400/2,499,340,358.39
6. Step 6: Final answer
   x = 11,558,538,050.77