Finding the Fourth Proportional to 282,686.56, 424,050.56 and 105,193.52

Step by Step Solution

1. Step 1: Write the proportion equation
   282,686.56 : 424,050.56 = 105,193.52 : x
2. Step 2: Convert to fraction form
   282,686.56/424,050.56 = 105,193.52/x
3. Step 3: Cross multiply
   282,686.56x = 424,050.56 × 105,193.52
4. Step 4: Simplify right side
   282,686.56x = 44,607,371,064.37
5. Step 5: Solve for x
   x = 44,607,371,064.37/282,686.56
6. Step 6: Final answer
   x = 157,797.99