Finding the Fourth Proportional to 2,525.82, 3,485.59 and 1,406.85

Step by Step Solution

1. Step 1: Write the proportion equation
   2,525.82 : 3,485.59 = 1,406.85 : x
2. Step 2: Convert to fraction form
   2,525.82/3,485.59 = 1,406.85/x
3. Step 3: Cross multiply
   2,525.82x = 3,485.59 × 1,406.85
4. Step 4: Simplify right side
   2,525.82x = 4,903,685.70
5. Step 5: Solve for x
   x = 4,903,685.70/2,525.82
6. Step 6: Final answer
   x = 1,941.43