Finding the Fourth Proportional to 1,525.08, 2,104.61 and 826.45

Step by Step Solution

1. Step 1: Write the proportion equation
   1,525.08 : 2,104.61 = 826.45 : x
2. Step 2: Convert to fraction form
   1,525.08/2,104.61 = 826.45/x
3. Step 3: Cross multiply
   1,525.08x = 2,104.61 × 826.45
4. Step 4: Simplify right side
   1,525.08x = 1,739,359.70
5. Step 5: Solve for x
   x = 1,739,359.70/1,525.08
6. Step 6: Final answer
   x = 1,140.51