Finding the Fourth Proportional to 58,581.94, 80,843.12 and 31,724.48

Step by Step Solution

1. Step 1: Write the proportion equation
   58,581.94 : 80,843.12 = 31,724.48 : x
2. Step 2: Convert to fraction form
   58,581.94/80,843.12 = 31,724.48/x
3. Step 3: Cross multiply
   58,581.94x = 80,843.12 × 31,724.48
4. Step 4: Simplify right side
   58,581.94x = 2,564,705,943.58
5. Step 5: Solve for x
   x = 2,564,705,943.58/58,581.94
6. Step 6: Final answer
   x = 43,779.81