Finding the Fourth Proportional to 7,181,105.32, 9,906,587.94 and 4,278,868.84

Step by Step Solution

1. Step 1: Write the proportion equation
   7,181,105.32 : 9,906,587.94 = 4,278,868.84 : x
2. Step 2: Convert to fraction form
   7,181,105.32/9,906,587.94 = 4,278,868.84/x
3. Step 3: Cross multiply
   7,181,105.32x = 9,906,587.94 × 4,278,868.84
4. Step 4: Simplify right side
   7,181,105.32x = 42,388,990,447,185.79
5. Step 5: Solve for x
   x = 42,388,990,447,185.79/7,181,105.32
6. Step 6: Final answer
   x = 5,902,850.41