Finding the Third Proportional to 79,860,924 and 171,826,896

Step by Step Solution

1. Step 1: Write the proportion equation
   79,860,924 : 171,826,896 = 171,826,896 : x
2. Step 2: Convert to fraction form
   79,860,924/171,826,896 = 171,826,896/x
3. Step 3: Cross multiply
   79,860,924x = 171,826,896 × 171,826,896
4. Step 4: Simplify right side
   79,860,924x = 29,524,482,188,994,816
5. Step 5: Solve for x
   x = 29,524,482,188,994,816/79,860,924
6. Step 6: Final answer
   x = 369,698,730.12