Finding the Fourth Proportional to 1,933.56, 2,666.82 and 1,147.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,933.56 : 2,666.82 = 1,147.32 : x
2. Step 2: Convert to fraction form
   1,933.56/2,666.82 = 1,147.32/x
3. Step 3: Cross multiply
   1,933.56x = 2,666.82 × 1,147.32
4. Step 4: Simplify right side
   1,933.56x = 3,059,695.92
5. Step 5: Solve for x
   x = 3,059,695.92/1,933.56
6. Step 6: Final answer
   x = 1,582.42