Finding the Fourth Proportional to 2,518.80, 3,474.60 and 1,523.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,518.80 : 3,474.60 = 1,523.52 : x
2. Step 2: Convert to fraction form
   2,518.80/3,474.60 = 1,523.52/x
3. Step 3: Cross multiply
   2,518.80x = 3,474.60 × 1,523.52
4. Step 4: Simplify right side
   2,518.80x = 5,293,622.59
5. Step 5: Solve for x
   x = 5,293,622.59/2,518.80
6. Step 6: Final answer
   x = 2,101.64