Finding the Fourth Proportional to 2,525.91, 3,485.18 and 1,530.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,525.91 : 3,485.18 = 1,530.98 : x
2. Step 2: Convert to fraction form
   2,525.91/3,485.18 = 1,530.98/x
3. Step 3: Cross multiply
   2,525.91x = 3,485.18 × 1,530.98
4. Step 4: Simplify right side
   2,525.91x = 5,335,741.93
5. Step 5: Solve for x
   x = 5,335,741.93/2,525.91
6. Step 6: Final answer
   x = 2,112.40