Finding the Fourth Proportional to 2,784.47, 3,842.55 and 1,525.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,784.47 : 3,842.55 = 1,525.51 : x
2. Step 2: Convert to fraction form
   2,784.47/3,842.55 = 1,525.51/x
3. Step 3: Cross multiply
   2,784.47x = 3,842.55 × 1,525.51
4. Step 4: Simplify right side
   2,784.47x = 5,861,853.25
5. Step 5: Solve for x
   x = 5,861,853.25/2,784.47
6. Step 6: Final answer
   x = 2,105.20