Finding the Fourth Proportional to 2,705.37, 4,057.23 and 1,406.13

Step by Step Solution

1. Step 1: Write the proportion equation
   2,705.37 : 4,057.23 = 1,406.13 : x
2. Step 2: Convert to fraction form
   2,705.37/4,057.23 = 1,406.13/x
3. Step 3: Cross multiply
   2,705.37x = 4,057.23 × 1,406.13
4. Step 4: Simplify right side
   2,705.37x = 5,704,992.82
5. Step 5: Solve for x
   x = 5,704,992.82/2,705.37
6. Step 6: Final answer
   x = 2,108.77