Finding the Fourth Proportional to 1,525.74, 2,105.16 and 1,083.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,525.74 : 2,105.16 = 1,083.48 : x
2. Step 2: Convert to fraction form
   1,525.74/2,105.16 = 1,083.48/x
3. Step 3: Cross multiply
   1,525.74x = 2,105.16 × 1,083.48
4. Step 4: Simplify right side
   1,525.74x = 2,280,898.76
5. Step 5: Solve for x
   x = 2,280,898.76/1,525.74
6. Step 6: Final answer
   x = 1,494.95