Finding the Fourth Proportional to 2,353.85, 3,530.79 and 1,055.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,353.85 : 3,530.79 = 1,055.01 : x
2. Step 2: Convert to fraction form
   2,353.85/3,530.79 = 1,055.01/x
3. Step 3: Cross multiply
   2,353.85x = 3,530.79 × 1,055.01
4. Step 4: Simplify right side
   2,353.85x = 3,725,018.76
5. Step 5: Solve for x
   x = 3,725,018.76/2,353.85
6. Step 6: Final answer
   x = 1,582.53