Finding the Fourth Proportional to 1,607.27, 2,216.04 and 1,354.55

Step by Step Solution

1. Step 1: Write the proportion equation
   1,607.27 : 2,216.04 = 1,354.55 : x
2. Step 2: Convert to fraction form
   1,607.27/2,216.04 = 1,354.55/x
3. Step 3: Cross multiply
   1,607.27x = 2,216.04 × 1,354.55
4. Step 4: Simplify right side
   1,607.27x = 3,001,736.98
5. Step 5: Solve for x
   x = 3,001,736.98/1,607.27
6. Step 6: Final answer
   x = 1,867.60