Finding the Fourth Proportional to 58,582.05, 80,843.31 and 31,724.60

Step by Step Solution

1. Step 1: Write the proportion equation
   58,582.05 : 80,843.31 = 31,724.60 : x
2. Step 2: Convert to fraction form
   58,582.05/80,843.31 = 31,724.60/x
3. Step 3: Cross multiply
   58,582.05x = 80,843.31 × 31,724.60
4. Step 4: Simplify right side
   58,582.05x = 2,564,721,268.21
5. Step 5: Solve for x
   x = 2,564,721,268.21/58,582.05
6. Step 6: Final answer
   x = 43,779.98