Finding the Fourth Proportional to 2,199.83, 3,300.17 and 719.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,199.83 : 3,300.17 = 719.46 : x
2. Step 2: Convert to fraction form
   2,199.83/3,300.17 = 719.46/x
3. Step 3: Cross multiply
   2,199.83x = 3,300.17 × 719.46
4. Step 4: Simplify right side
   2,199.83x = 2,374,336.71
5. Step 5: Solve for x
   x = 2,374,336.71/2,199.83
6. Step 6: Final answer
   x = 1,079.33