Finding the Fourth Proportional to 3,781.23, 5,667.98 and 1,314.02

Step by Step Solution

1. Step 1: Write the proportion equation
   3,781.23 : 5,667.98 = 1,314.02 : x
2. Step 2: Convert to fraction form
   3,781.23/5,667.98 = 1,314.02/x
3. Step 3: Cross multiply
   3,781.23x = 5,667.98 × 1,314.02
4. Step 4: Simplify right side
   3,781.23x = 7,447,846.68
5. Step 5: Solve for x
   x = 7,447,846.68/3,781.23
6. Step 6: Final answer
   x = 1,969.69