Finding the Fourth Proportional to 123,568.83, 170,665.02 and 83,212.38

Step by Step Solution

1. Step 1: Write the proportion equation
   123,568.83 : 170,665.02 = 83,212.38 : x
2. Step 2: Convert to fraction form
   123,568.83/170,665.02 = 83,212.38/x
3. Step 3: Cross multiply
   123,568.83x = 170,665.02 × 83,212.38
4. Step 4: Simplify right side
   123,568.83x = 14,201,442,496.95
5. Step 5: Solve for x
   x = 14,201,442,496.95/123,568.83
6. Step 6: Final answer
   x = 114,927.38