Finding the Fourth Proportional to 140,167.48, 193,456.20 and 83,582.50

Step by Step Solution

1. Step 1: Write the proportion equation
   140,167.48 : 193,456.20 = 83,582.50 : x
2. Step 2: Convert to fraction form
   140,167.48/193,456.20 = 83,582.50/x
3. Step 3: Cross multiply
   140,167.48x = 193,456.20 × 83,582.50
4. Step 4: Simplify right side
   140,167.48x = 16,169,552,836.50
5. Step 5: Solve for x
   x = 16,169,552,836.50/140,167.48
6. Step 6: Final answer
   x = 115,358.80