Finding the Fourth Proportional to 82,189.28, 113,424.62 and 46,379.31

Step by Step Solution

1. Step 1: Write the proportion equation
   82,189.28 : 113,424.62 = 46,379.31 : x
2. Step 2: Convert to fraction form
   82,189.28/113,424.62 = 46,379.31/x
3. Step 3: Cross multiply
   82,189.28x = 113,424.62 × 46,379.31
4. Step 4: Simplify right side
   82,189.28x = 5,260,555,380.72
5. Step 5: Solve for x
   x = 5,260,555,380.72/82,189.28
6. Step 6: Final answer
   x = 64,005.38