Finding the Fourth Proportional to 117,745.75, 162,493.41 and 67,454.47

Step by Step Solution

1. Step 1: Write the proportion equation
   117,745.75 : 162,493.41 = 67,454.47 : x
2. Step 2: Convert to fraction form
   117,745.75/162,493.41 = 67,454.47/x
3. Step 3: Cross multiply
   117,745.75x = 162,493.41 × 67,454.47
4. Step 4: Simplify right side
   117,745.75x = 10,960,906,443.81
5. Step 5: Solve for x
   x = 10,960,906,443.81/117,745.75
6. Step 6: Final answer
   x = 93,089.62