Finding the Fourth Proportional to 2,289.35, 3,156.06 and 1,625.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,289.35 : 3,156.06 = 1,625.96 : x
2. Step 2: Convert to fraction form
   2,289.35/3,156.06 = 1,625.96/x
3. Step 3: Cross multiply
   2,289.35x = 3,156.06 × 1,625.96
4. Step 4: Simplify right side
   2,289.35x = 5,131,635.21
5. Step 5: Solve for x
   x = 5,131,635.21/2,289.35
6. Step 6: Final answer
   x = 2,241.52