Finding the Fourth Proportional to 140,127.48, 193,401 and 83,542.56

Step by Step Solution

1. Step 1: Write the proportion equation
   140,127.48 : 193,401 = 83,542.56 : x
2. Step 2: Convert to fraction form
   140,127.48/193,401 = 83,542.56/x
3. Step 3: Cross multiply
   140,127.48x = 193,401 × 83,542.56
4. Step 4: Simplify right side
   140,127.48x = 16,157,214,646.56
5. Step 5: Solve for x
   x = 16,157,214,646.56/140,127.48
6. Step 6: Final answer
   x = 115,303.68