Finding the Fourth Proportional to 58,677.37, 80,974.82 and 31,819.87

Step by Step Solution

1. Step 1: Write the proportion equation
   58,677.37 : 80,974.82 = 31,819.87 : x
2. Step 2: Convert to fraction form
   58,677.37/80,974.82 = 31,819.87/x
3. Step 3: Cross multiply
   58,677.37x = 80,974.82 × 31,819.87
4. Step 4: Simplify right side
   58,677.37x = 2,576,608,289.01
5. Step 5: Solve for x
   x = 2,576,608,289.01/58,677.37
6. Step 6: Final answer
   x = 43,911.45