Finding the Fourth Proportional to 67,791.03, 93,540.74 and 42,622.71

Step by Step Solution

1. Step 1: Write the proportion equation
   67,791.03 : 93,540.74 = 42,622.71 : x
2. Step 2: Convert to fraction form
   67,791.03/93,540.74 = 42,622.71/x
3. Step 3: Cross multiply
   67,791.03x = 93,540.74 × 42,622.71
4. Step 4: Simplify right side
   67,791.03x = 3,986,959,621.09
5. Step 5: Solve for x
   x = 3,986,959,621.09/67,791.03
6. Step 6: Final answer
   x = 58,812.50