Finding the Fourth Proportional to 58,778.43, 81,114.83 and 31,921.46

Step by Step Solution

1. Step 1: Write the proportion equation
   58,778.43 : 81,114.83 = 31,921.46 : x
2. Step 2: Convert to fraction form
   58,778.43/81,114.83 = 31,921.46/x
3. Step 3: Cross multiply
   58,778.43x = 81,114.83 × 31,921.46
4. Step 4: Simplify right side
   58,778.43x = 2,589,303,964.14
5. Step 5: Solve for x
   x = 2,589,303,964.14/58,778.43
6. Step 6: Final answer
   x = 44,051.94