Finding the Fourth Proportional to 143,845.59, 198,498.49 and 82,577.46

Step by Step Solution

1. Step 1: Write the proportion equation
   143,845.59 : 198,498.49 = 82,577.46 : x
2. Step 2: Convert to fraction form
   143,845.59/198,498.49 = 82,577.46/x
3. Step 3: Cross multiply
   143,845.59x = 198,498.49 × 82,577.46
4. Step 4: Simplify right side
   143,845.59x = 16,391,501,118.04
5. Step 5: Solve for x
   x = 16,391,501,118.04/143,845.59
6. Step 6: Final answer
   x = 113,952.06