Finding the Third Proportional to 2,499,340,535 and 5,374,823,200

Step by Step Solution

1. Step 1: Write the proportion equation
   2,499,340,535 : 5,374,823,200 = 5,374,823,200 : x
2. Step 2: Convert to fraction form
   2,499,340,535/5,374,823,200 = 5,374,823,200/x
3. Step 3: Cross multiply
   2,499,340,535x = 5,374,823,200 × 5,374,823,200
4. Step 4: Simplify right side
   2,499,340,535x = 28,888,724,431,258,238,976
5. Step 5: Solve for x
   x = 28,888,724,431,258,238,976/2,499,340,535
6. Step 6: Final answer
   x = 11,558,538,753.21