Finding the Fourth Proportional to 2,221.98, 3,066.86 and 1,337.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,221.98 : 3,066.86 = 1,337.62 : x
2. Step 2: Convert to fraction form
   2,221.98/3,066.86 = 1,337.62/x
3. Step 3: Cross multiply
   2,221.98x = 3,066.86 × 1,337.62
4. Step 4: Simplify right side
   2,221.98x = 4,102,293.27
5. Step 5: Solve for x
   x = 4,102,293.27/2,221.98
6. Step 6: Final answer
   x = 1,846.23