Finding the Fourth Proportional to 1,105.60, 1,525.50 and 633.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,105.60 : 1,525.50 = 633.52 : x
2. Step 2: Convert to fraction form
   1,105.60/1,525.50 = 633.52/x
3. Step 3: Cross multiply
   1,105.60x = 1,525.50 × 633.52
4. Step 4: Simplify right side
   1,105.60x = 966,434.76
5. Step 5: Solve for x
   x = 966,434.76/1,105.60
6. Step 6: Final answer
   x = 874.13