Finding the Fourth Proportional to 1,839.25, 2,535.72 and 1,523.35

Step by Step Solution

1. Step 1: Write the proportion equation
   1,839.25 : 2,535.72 = 1,523.35 : x
2. Step 2: Convert to fraction form
   1,839.25/2,535.72 = 1,523.35/x
3. Step 3: Cross multiply
   1,839.25x = 2,535.72 × 1,523.35
4. Step 4: Simplify right side
   1,839.25x = 3,862,776.38
5. Step 5: Solve for x
   x = 3,862,776.38/1,839.25
6. Step 6: Final answer
   x = 2,100.20