Finding the Fourth Proportional to 78,683.23, 108,582.86 and 42,873.23

Step by Step Solution

1. Step 1: Write the proportion equation
   78,683.23 : 108,582.86 = 42,873.23 : x
2. Step 2: Convert to fraction form
   78,683.23/108,582.86 = 42,873.23/x
3. Step 3: Cross multiply
   78,683.23x = 108,582.86 × 42,873.23
4. Step 4: Simplify right side
   78,683.23x = 4,655,297,716.47
5. Step 5: Solve for x
   x = 4,655,297,716.47/78,683.23
6. Step 6: Final answer
   x = 59,165.06