Finding the Fourth Proportional to 2,184.76, 3,015.06 and 1,190.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,184.76 : 3,015.06 = 1,190.09 : x
2. Step 2: Convert to fraction form
   2,184.76/3,015.06 = 1,190.09/x
3. Step 3: Cross multiply
   2,184.76x = 3,015.06 × 1,190.09
4. Step 4: Simplify right side
   2,184.76x = 3,588,200.85
5. Step 5: Solve for x
   x = 3,588,200.85/2,184.76
6. Step 6: Final answer
   x = 1,642.38