Finding the Fourth Proportional to 1,619.52, 2,430.22 and 1,099.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,619.52 : 2,430.22 = 1,099.83 : x
2. Step 2: Convert to fraction form
   1,619.52/2,430.22 = 1,099.83/x
3. Step 3: Cross multiply
   1,619.52x = 2,430.22 × 1,099.83
4. Step 4: Simplify right side
   1,619.52x = 2,672,828.86
5. Step 5: Solve for x
   x = 2,672,828.86/1,619.52
6. Step 6: Final answer
   x = 1,650.38