Finding the Third Proportional to 3,407,499,155 and 5,234,335,910

Step by Step Solution

1. Step 1: Write the proportion equation
   3,407,499,155 : 5,234,335,910 = 5,234,335,910 : x
2. Step 2: Convert to fraction form
   3,407,499,155/5,234,335,910 = 5,234,335,910/x
3. Step 3: Cross multiply
   3,407,499,155x = 5,234,335,910 × 5,234,335,910
4. Step 4: Simplify right side
   3,407,499,155x = 27,398,272,418,715,529,216
5. Step 5: Solve for x
   x = 27,398,272,418,715,529,216/3,407,499,155
6. Step 6: Final answer
   x = 8,040,580,840.21