Finding the Fourth Proportional to 2,150.96, 3,226.37 and 1,054.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,150.96 : 3,226.37 = 1,054.98 : x
2. Step 2: Convert to fraction form
   2,150.96/3,226.37 = 1,054.98/x
3. Step 3: Cross multiply
   2,150.96x = 3,226.37 × 1,054.98
4. Step 4: Simplify right side
   2,150.96x = 3,403,750.55
5. Step 5: Solve for x
   x = 3,403,750.55/2,150.96
6. Step 6: Final answer
   x = 1,582.44