Finding the Fourth Proportional to 2,518.30, 3,475.42 and 1,523.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,518.30 : 3,475.42 = 1,523.62 : x
2. Step 2: Convert to fraction form
   2,518.30/3,475.42 = 1,523.62/x
3. Step 3: Cross multiply
   2,518.30x = 3,475.42 × 1,523.62
4. Step 4: Simplify right side
   2,518.30x = 5,295,219.42
5. Step 5: Solve for x
   x = 5,295,219.42/2,518.30
6. Step 6: Final answer
   x = 2,102.70