Finding the Fourth Proportional to 2,609.63, 3,601.15 and 1,490.35

Step by Step Solution

1. Step 1: Write the proportion equation
   2,609.63 : 3,601.15 = 1,490.35 : x
2. Step 2: Convert to fraction form
   2,609.63/3,601.15 = 1,490.35/x
3. Step 3: Cross multiply
   2,609.63x = 3,601.15 × 1,490.35
4. Step 4: Simplify right side
   2,609.63x = 5,366,969.56
5. Step 5: Solve for x
   x = 5,366,969.56/2,609.63
6. Step 6: Final answer
   x = 2,056.60