Finding the Fourth Proportional to 108,505, 162,845.79 and 55,929.52

Step by Step Solution

1. Step 1: Write the proportion equation
   108,505 : 162,845.79 = 55,929.52 : x
2. Step 2: Convert to fraction form
   108,505/162,845.79 = 55,929.52/x
3. Step 3: Cross multiply
   108,505x = 162,845.79 × 55,929.52
4. Step 4: Simplify right side
   108,505x = 9,107,886,868.72
5. Step 5: Solve for x
   x = 9,107,886,868.72/108,505
6. Step 6: Final answer
   x = 83,939.79