Finding the Fourth Proportional to 1,824.15, 2,516.42 and 1,575.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,824.15 : 2,516.42 = 1,575.42 : x
2. Step 2: Convert to fraction form
   1,824.15/2,516.42 = 1,575.42/x
3. Step 3: Cross multiply
   1,824.15x = 2,516.42 × 1,575.42
4. Step 4: Simplify right side
   1,824.15x = 3,964,410.52
5. Step 5: Solve for x
   x = 3,964,410.52/1,824.15
6. Step 6: Final answer
   x = 2,173.29