Finding the Fourth Proportional to 1,561.95, 2,330.71 and 1,524.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,561.95 : 2,330.71 = 1,524.89 : x
2. Step 2: Convert to fraction form
   1,561.95/2,330.71 = 1,524.89/x
3. Step 3: Cross multiply
   1,561.95x = 2,330.71 × 1,524.89
4. Step 4: Simplify right side
   1,561.95x = 3,554,078.39
5. Step 5: Solve for x
   x = 3,554,078.39/1,561.95
6. Step 6: Final answer
   x = 2,275.41