Finding the Fourth Proportional to 2,525.85, 3,485.46 and 1,406.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,525.85 : 3,485.46 = 1,406.61 : x
2. Step 2: Convert to fraction form
   2,525.85/3,485.46 = 1,406.61/x
3. Step 3: Cross multiply
   2,525.85x = 3,485.46 × 1,406.61
4. Step 4: Simplify right side
   2,525.85x = 4,902,682.89
5. Step 5: Solve for x
   x = 4,902,682.89/2,525.85
6. Step 6: Final answer
   x = 1,941.00