Finding the Fourth Proportional to 2,404.32, 3,607.08 and 1,309.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,404.32 : 3,607.08 = 1,309.80 : x
2. Step 2: Convert to fraction form
   2,404.32/3,607.08 = 1,309.80/x
3. Step 3: Cross multiply
   2,404.32x = 3,607.08 × 1,309.80
4. Step 4: Simplify right side
   2,404.32x = 4,724,553.38
5. Step 5: Solve for x
   x = 4,724,553.38/2,404.32
6. Step 6: Final answer
   x = 1,965.03