Finding the Fourth Proportional to 2,784.38, 3,842.42 and 1,525.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,784.38 : 3,842.42 = 1,525.43 : x
2. Step 2: Convert to fraction form
   2,784.38/3,842.42 = 1,525.43/x
3. Step 3: Cross multiply
   2,784.38x = 3,842.42 × 1,525.43
4. Step 4: Simplify right side
   2,784.38x = 5,861,327.34
5. Step 5: Solve for x
   x = 5,861,327.34/2,784.38
6. Step 6: Final answer
   x = 2,105.07