Finding the Fourth Proportional to 1,345.05, 1,855.26 and 1,096.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,345.05 : 1,855.26 = 1,096.38 : x
2. Step 2: Convert to fraction form
   1,345.05/1,855.26 = 1,096.38/x
3. Step 3: Cross multiply
   1,345.05x = 1,855.26 × 1,096.38
4. Step 4: Simplify right side
   1,345.05x = 2,034,069.96
5. Step 5: Solve for x
   x = 2,034,069.96/1,345.05
6. Step 6: Final answer
   x = 1,512.26