Finding the Fourth Proportional to 161,858.15, 242,834.61 and 83,027.33

Step by Step Solution

1. Step 1: Write the proportion equation
   161,858.15 : 242,834.61 = 83,027.33 : x
2. Step 2: Convert to fraction form
   161,858.15/242,834.61 = 83,027.33/x
3. Step 3: Cross multiply
   161,858.15x = 242,834.61 × 83,027.33
4. Step 4: Simplify right side
   161,858.15x = 20,161,908,085.72
5. Step 5: Solve for x
   x = 20,161,908,085.72/161,858.15
6. Step 6: Final answer
   x = 124,565.30