Finding the Fourth Proportional to 567,986.82, 852,111.48 and 168,618.78

Step by Step Solution

1. Step 1: Write the proportion equation
   567,986.82 : 852,111.48 = 168,618.78 : x
2. Step 2: Convert to fraction form
   567,986.82/852,111.48 = 168,618.78/x
3. Step 3: Cross multiply
   567,986.82x = 852,111.48 × 168,618.78
4. Step 4: Simplify right side
   567,986.82x = 143,681,998,181.59
5. Step 5: Solve for x
   x = 143,681,998,181.59/567,986.82
6. Step 6: Final answer
   x = 252,967.13