Finding the Fourth Proportional to 1,342.38, 1,851.68 and 844.16

Step by Step Solution

1. Step 1: Write the proportion equation
   1,342.38 : 1,851.68 = 844.16 : x
2. Step 2: Convert to fraction form
   1,342.38/1,851.68 = 844.16/x
3. Step 3: Cross multiply
   1,342.38x = 1,851.68 × 844.16
4. Step 4: Simplify right side
   1,342.38x = 1,563,100.71
5. Step 5: Solve for x
   x = 1,563,100.71/1,342.38
6. Step 6: Final answer
   x = 1,164.42