Finding the Fourth Proportional to 2,784.79, 3,842.87 and 1,525.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,784.79 : 3,842.87 = 1,525.61 : x
2. Step 2: Convert to fraction form
   2,784.79/3,842.87 = 1,525.61/x
3. Step 3: Cross multiply
   2,784.79x = 3,842.87 × 1,525.61
4. Step 4: Simplify right side
   2,784.79x = 5,862,722.88
5. Step 5: Solve for x
   x = 5,862,722.88/2,784.79
6. Step 6: Final answer
   x = 2,105.27