Finding the Fourth Proportional to 1,550.67, 2,322.27 and 899.43

Step by Step Solution

1. Step 1: Write the proportion equation
   1,550.67 : 2,322.27 = 899.43 : x
2. Step 2: Convert to fraction form
   1,550.67/2,322.27 = 899.43/x
3. Step 3: Cross multiply
   1,550.67x = 2,322.27 × 899.43
4. Step 4: Simplify right side
   1,550.67x = 2,088,719.31
5. Step 5: Solve for x
   x = 2,088,719.31/1,550.67
6. Step 6: Final answer
   x = 1,346.98