Finding the Fourth Proportional to 1,659.34, 2,488.72 and 504.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,659.34 : 2,488.72 = 504.82 : x
2. Step 2: Convert to fraction form
   1,659.34/2,488.72 = 504.82/x
3. Step 3: Cross multiply
   1,659.34x = 2,488.72 × 504.82
4. Step 4: Simplify right side
   1,659.34x = 1,256,355.63
5. Step 5: Solve for x
   x = 1,256,355.63/1,659.34
6. Step 6: Final answer
   x = 757.14