Finding the Fourth Proportional to 2,625.56, 3,623.40 and 1,631.36

Step by Step Solution

1. Step 1: Write the proportion equation
   2,625.56 : 3,623.40 = 1,631.36 : x
2. Step 2: Convert to fraction form
   2,625.56/3,623.40 = 1,631.36/x
3. Step 3: Cross multiply
   2,625.56x = 3,623.40 × 1,631.36
4. Step 4: Simplify right side
   2,625.56x = 5,911,069.82
5. Step 5: Solve for x
   x = 5,911,069.82/2,625.56
6. Step 6: Final answer
   x = 2,251.36