Finding the Fourth Proportional to 2,525.58, 3,485.46 and 1,406.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,525.58 : 3,485.46 = 1,406.50 : x
2. Step 2: Convert to fraction form
   2,525.58/3,485.46 = 1,406.50/x
3. Step 3: Cross multiply
   2,525.58x = 3,485.46 × 1,406.50
4. Step 4: Simplify right side
   2,525.58x = 4,902,299.49
5. Step 5: Solve for x
   x = 4,902,299.49/2,525.58
6. Step 6: Final answer
   x = 1,941.06