Finding the Fourth Proportional to 2,525.77, 3,485.52 and 1,406.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,525.77 : 3,485.52 = 1,406.70 : x
2. Step 2: Convert to fraction form
   2,525.77/3,485.52 = 1,406.70/x
3. Step 3: Cross multiply
   2,525.77x = 3,485.52 × 1,406.70
4. Step 4: Simplify right side
   2,525.77x = 4,903,080.98
5. Step 5: Solve for x
   x = 4,903,080.98/2,525.77
6. Step 6: Final answer
   x = 1,941.22