Finding the Fourth Proportional to 58,178.50, 80,286.33 and 31,682.50

Step by Step Solution

1. Step 1: Write the proportion equation
   58,178.50 : 80,286.33 = 31,682.50 : x
2. Step 2: Convert to fraction form
   58,178.50/80,286.33 = 31,682.50/x
3. Step 3: Cross multiply
   58,178.50x = 80,286.33 × 31,682.50
4. Step 4: Simplify right side
   58,178.50x = 2,543,671,650.23
5. Step 5: Solve for x
   x = 2,543,671,650.23/58,178.50
6. Step 6: Final answer
   x = 43,721.85