Finding the Fourth Proportional to 2,059.88, 3,090.22 and 1,056.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,059.88 : 3,090.22 = 1,056.69 : x
2. Step 2: Convert to fraction form
   2,059.88/3,090.22 = 1,056.69/x
3. Step 3: Cross multiply
   2,059.88x = 3,090.22 × 1,056.69
4. Step 4: Simplify right side
   2,059.88x = 3,265,401.93
5. Step 5: Solve for x
   x = 3,265,401.93/2,059.88
6. Step 6: Final answer
   x = 1,585.24