Finding the Fourth Proportional to 161,667.88, 242,549.82 and 82,837.48

Step by Step Solution

1. Step 1: Write the proportion equation
   161,667.88 : 242,549.82 = 82,837.48 : x
2. Step 2: Convert to fraction form
   161,667.88/242,549.82 = 82,837.48/x
3. Step 3: Cross multiply
   161,667.88x = 242,549.82 × 82,837.48
4. Step 4: Simplify right side
   161,667.88x = 20,092,215,863.25
5. Step 5: Solve for x
   x = 20,092,215,863.25/161,667.88
6. Step 6: Final answer
   x = 124,280.81