Finding the Fourth Proportional to 109,515.24, 164,323.98 and 107,746.20

Step by Step Solution

1. Step 1: Write the proportion equation
   109,515.24 : 164,323.98 = 107,746.20 : x
2. Step 2: Convert to fraction form
   109,515.24/164,323.98 = 107,746.20/x
3. Step 3: Cross multiply
   109,515.24x = 164,323.98 × 107,746.20
4. Step 4: Simplify right side
   109,515.24x = 17,705,284,413.88
5. Step 5: Solve for x
   x = 17,705,284,413.88/109,515.24
6. Step 6: Final answer
   x = 161,669.59