Finding the Fourth Proportional to 147,853.50, 204,037.83 and 80,785.50

Step by Step Solution

1. Step 1: Write the proportion equation
   147,853.50 : 204,037.83 = 80,785.50 : x
2. Step 2: Convert to fraction form
   147,853.50/204,037.83 = 80,785.50/x
3. Step 3: Cross multiply
   147,853.50x = 204,037.83 × 80,785.50
4. Step 4: Simplify right side
   147,853.50x = 16,483,298,115.47
5. Step 5: Solve for x
   x = 16,483,298,115.47/147,853.50
6. Step 6: Final answer
   x = 111,483.99