Finding the Fourth Proportional to 58,182.72, 80,322.78 and 39,162.48

Step by Step Solution

1. Step 1: Write the proportion equation
   58,182.72 : 80,322.78 = 39,162.48 : x
2. Step 2: Convert to fraction form
   58,182.72/80,322.78 = 39,162.48/x
3. Step 3: Cross multiply
   58,182.72x = 80,322.78 × 39,162.48
4. Step 4: Simplify right side
   58,182.72x = 3,145,639,265.29
5. Step 5: Solve for x
   x = 3,145,639,265.29/58,182.72
6. Step 6: Final answer
   x = 54,064.84