Finding the Fourth Proportional to 108,498.50, 162,747.78 and 52,328.12

Step by Step Solution

1. Step 1: Write the proportion equation
   108,498.50 : 162,747.78 = 52,328.12 : x
2. Step 2: Convert to fraction form
   108,498.50/162,747.78 = 52,328.12/x
3. Step 3: Cross multiply
   108,498.50x = 162,747.78 × 52,328.12
4. Step 4: Simplify right side
   108,498.50x = 8,516,285,361.57
5. Step 5: Solve for x
   x = 8,516,285,361.57/108,498.50
6. Step 6: Final answer
   x = 78,492.19