Finding the Fourth Proportional to 111,936.92, 154,483.83 and 83,593.40

Step by Step Solution

1. Step 1: Write the proportion equation
   111,936.92 : 154,483.83 = 83,593.40 : x
2. Step 2: Convert to fraction form
   111,936.92/154,483.83 = 83,593.40/x
3. Step 3: Cross multiply
   111,936.92x = 154,483.83 × 83,593.40
4. Step 4: Simplify right side
   111,936.92x = 12,913,827,822.30
5. Step 5: Solve for x
   x = 12,913,827,822.30/111,936.92
6. Step 6: Final answer
   x = 115,367.02