Finding the Fourth Proportional to 1,933.14, 2,667.72 and 1,147.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,933.14 : 2,667.72 = 1,147.32 : x
2. Step 2: Convert to fraction form
   1,933.14/2,667.72 = 1,147.32/x
3. Step 3: Cross multiply
   1,933.14x = 2,667.72 × 1,147.32
4. Step 4: Simplify right side
   1,933.14x = 3,060,728.51
5. Step 5: Solve for x
   x = 3,060,728.51/1,933.14
6. Step 6: Final answer
   x = 1,583.29