Finding the Fourth Proportional to 2,354.74, 3,529.94 and 1,055.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,354.74 : 3,529.94 = 1,055.50 : x
2. Step 2: Convert to fraction form
   2,354.74/3,529.94 = 1,055.50/x
3. Step 3: Cross multiply
   2,354.74x = 3,529.94 × 1,055.50
4. Step 4: Simplify right side
   2,354.74x = 3,725,834.02
5. Step 5: Solve for x
   x = 3,725,834.02/2,354.74
6. Step 6: Final answer
   x = 1,582.27