Finding the Fourth Proportional to 82,187.78, 113,422.55 and 46,377.81

Step by Step Solution

1. Step 1: Write the proportion equation
   82,187.78 : 113,422.55 = 46,377.81 : x
2. Step 2: Convert to fraction form
   82,187.78/113,422.55 = 46,377.81/x
3. Step 3: Cross multiply
   82,187.78x = 113,422.55 × 46,377.81
4. Step 4: Simplify right side
   82,187.78x = 5,260,289,241.73
5. Step 5: Solve for x
   x = 5,260,289,241.73/82,187.78
6. Step 6: Final answer
   x = 64,003.31