Finding the Fourth Proportional to 76,625.71, 105,740.82 and 42,167.23

Step by Step Solution

1. Step 1: Write the proportion equation
   76,625.71 : 105,740.82 = 42,167.23 : x
2. Step 2: Convert to fraction form
   76,625.71/105,740.82 = 42,167.23/x
3. Step 3: Cross multiply
   76,625.71x = 105,740.82 × 42,167.23
4. Step 4: Simplify right side
   76,625.71x = 4,458,797,477.33
5. Step 5: Solve for x
   x = 4,458,797,477.33/76,625.71
6. Step 6: Final answer
   x = 58,189.31