Finding the Fourth Proportional to 1,690.71, 2,318.25 and 1,524.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,690.71 : 2,318.25 = 1,524.27 : x
2. Step 2: Convert to fraction form
   1,690.71/2,318.25 = 1,524.27/x
3. Step 3: Cross multiply
   1,690.71x = 2,318.25 × 1,524.27
4. Step 4: Simplify right side
   1,690.71x = 3,533,638.93
5. Step 5: Solve for x
   x = 3,533,638.93/1,690.71
6. Step 6: Final answer
   x = 2,090.03