Finding the Fourth Proportional to 143,759.67, 198,388.52 and 83,365.41

Step by Step Solution

1. Step 1: Write the proportion equation
   143,759.67 : 198,388.52 = 83,365.41 : x
2. Step 2: Convert to fraction form
   143,759.67/198,388.52 = 83,365.41/x
3. Step 3: Cross multiply
   143,759.67x = 198,388.52 × 83,365.41
4. Step 4: Simplify right side
   143,759.67x = 16,538,739,892.27
5. Step 5: Solve for x
   x = 16,538,739,892.27/143,759.67
6. Step 6: Final answer
   x = 115,044.36