Finding the Fourth Proportional to 2,189.59, 3,016.50 and 1,525.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,189.59 : 3,016.50 = 1,525.24 : x
2. Step 2: Convert to fraction form
   2,189.59/3,016.50 = 1,525.24/x
3. Step 3: Cross multiply
   2,189.59x = 3,016.50 × 1,525.24
4. Step 4: Simplify right side
   2,189.59x = 4,600,886.46
5. Step 5: Solve for x
   x = 4,600,886.46/2,189.59
6. Step 6: Final answer
   x = 2,101.25