Finding the Fourth Proportional to 2,412.86, 3,619.75 and 1,591.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,412.86 : 3,619.75 = 1,591.83 : x
2. Step 2: Convert to fraction form
   2,412.86/3,619.75 = 1,591.83/x
3. Step 3: Cross multiply
   2,412.86x = 3,619.75 × 1,591.83
4. Step 4: Simplify right side
   2,412.86x = 5,762,026.64
5. Step 5: Solve for x
   x = 5,762,026.64/2,412.86
6. Step 6: Final answer
   x = 2,388.05