Finding the Fourth Proportional to 282,047.25, 423,100.49 and 82,368.18

Step by Step Solution

1. Step 1: Write the proportion equation
   282,047.25 : 423,100.49 = 82,368.18 : x
2. Step 2: Convert to fraction form
   282,047.25/423,100.49 = 82,368.18/x
3. Step 3: Cross multiply
   282,047.25x = 423,100.49 × 82,368.18
4. Step 4: Simplify right side
   282,047.25x = 34,850,016,906.57
5. Step 5: Solve for x
   x = 34,850,016,906.57/282,047.25
6. Step 6: Final answer
   x = 123,560.92