Finding the Fourth Proportional to 1,551.63, 2,141.25 and 843.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,551.63 : 2,141.25 = 843.48 : x
2. Step 2: Convert to fraction form
   1,551.63/2,141.25 = 843.48/x
3. Step 3: Cross multiply
   1,551.63x = 2,141.25 × 843.48
4. Step 4: Simplify right side
   1,551.63x = 1,806,097.47
5. Step 5: Solve for x
   x = 1,806,097.47/1,551.63
6. Step 6: Final answer
   x = 1,164.00