Finding the Fourth Proportional to 1,933.18, 2,667.83 and 1,147.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,933.18 : 2,667.83 = 1,147.22 : x
2. Step 2: Convert to fraction form
   1,933.18/2,667.83 = 1,147.22/x
3. Step 3: Cross multiply
   1,933.18x = 2,667.83 × 1,147.22
4. Step 4: Simplify right side
   1,933.18x = 3,060,587.93
5. Step 5: Solve for x
   x = 3,060,587.93/1,933.18
6. Step 6: Final answer
   x = 1,583.19