Finding the Fourth Proportional to 80,568,436.32, 120,876,237.12 and 25,979,923.98

Step by Step Solution

1. Step 1: Write the proportion equation
   80,568,436.32 : 120,876,237.12 = 25,979,923.98 : x
2. Step 2: Convert to fraction form
   80,568,436.32/120,876,237.12 = 25,979,923.98/x
3. Step 3: Cross multiply
   80,568,436.32x = 120,876,237.12 × 25,979,923.98
4. Step 4: Simplify right side
   80,568,436.32x = 3,140,355,451,366,054.50
5. Step 5: Solve for x
   x = 3,140,355,451,366,054.50/80,568,436.32
6. Step 6: Final answer
   x = 38,977,490.38