Finding the Fourth Proportional to 2,322.60, 3,483.72 and 1,089.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,322.60 : 3,483.72 = 1,089.69 : x
2. Step 2: Convert to fraction form
   2,322.60/3,483.72 = 1,089.69/x
3. Step 3: Cross multiply
   2,322.60x = 3,483.72 × 1,089.69
4. Step 4: Simplify right side
   2,322.60x = 3,796,174.85
5. Step 5: Solve for x
   x = 3,796,174.85/2,322.60
6. Step 6: Final answer
   x = 1,634.45