Finding the Fourth Proportional to 58,439.03, 80,645.89 and 31,581.53

Step by Step Solution

1. Step 1: Write the proportion equation
   58,439.03 : 80,645.89 = 31,581.53 : x
2. Step 2: Convert to fraction form
   58,439.03/80,645.89 = 31,581.53/x
3. Step 3: Cross multiply
   58,439.03x = 80,645.89 × 31,581.53
4. Step 4: Simplify right side
   58,439.03x = 2,546,920,594.41
5. Step 5: Solve for x
   x = 2,546,920,594.41/58,439.03
6. Step 6: Final answer
   x = 43,582.53