Finding the Fourth Proportional to 1,933.16, 2,667.30 and 1,147.07

Step by Step Solution

1. Step 1: Write the proportion equation
   1,933.16 : 2,667.30 = 1,147.07 : x
2. Step 2: Convert to fraction form
   1,933.16/2,667.30 = 1,147.07/x
3. Step 3: Cross multiply
   1,933.16x = 2,667.30 × 1,147.07
4. Step 4: Simplify right side
   1,933.16x = 3,059,579.81
5. Step 5: Solve for x
   x = 3,059,579.81/1,933.16
6. Step 6: Final answer
   x = 1,582.68