Finding the Fourth Proportional to 1,350.72, 1,851.84 and 1,326.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,350.72 : 1,851.84 = 1,326.12 : x
2. Step 2: Convert to fraction form
   1,350.72/1,851.84 = 1,326.12/x
3. Step 3: Cross multiply
   1,350.72x = 1,851.84 × 1,326.12
4. Step 4: Simplify right side
   1,350.72x = 2,455,762.06
5. Step 5: Solve for x
   x = 2,455,762.06/1,350.72
6. Step 6: Final answer
   x = 1,818.11