Finding the Fourth Proportional to 1,142.51, 1,713.83 and 362.60

Step by Step Solution

1. Step 1: Write the proportion equation
   1,142.51 : 1,713.83 = 362.60 : x
2. Step 2: Convert to fraction form
   1,142.51/1,713.83 = 362.60/x
3. Step 3: Cross multiply
   1,142.51x = 1,713.83 × 362.60
4. Step 4: Simplify right side
   1,142.51x = 621,434.76
5. Step 5: Solve for x
   x = 621,434.76/1,142.51
6. Step 6: Final answer
   x = 543.92