Finding the Fourth Proportional to 1,685.98, 2,523.82 and 1,469.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,685.98 : 2,523.82 = 1,469.98 : x
2. Step 2: Convert to fraction form
   1,685.98/2,523.82 = 1,469.98/x
3. Step 3: Cross multiply
   1,685.98x = 2,523.82 × 1,469.98
4. Step 4: Simplify right side
   1,685.98x = 3,709,964.92
5. Step 5: Solve for x
   x = 3,709,964.92/1,685.98
6. Step 6: Final answer
   x = 2,200.48