Finding the Fourth Proportional to 567,868.58, 851,618.59 and 188,687.48

Step by Step Solution

1. Step 1: Write the proportion equation
   567,868.58 : 851,618.59 = 188,687.48 : x
2. Step 2: Convert to fraction form
   567,868.58/851,618.59 = 188,687.48/x
3. Step 3: Cross multiply
   567,868.58x = 851,618.59 × 188,687.48
4. Step 4: Simplify right side
   567,868.58x = 160,689,767,325.58
5. Step 5: Solve for x
   x = 160,689,767,325.58/567,868.58
6. Step 6: Final answer
   x = 282,969.99