Finding the Fourth Proportional to 1,933.47, 2,668.09 and 1,147.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,933.47 : 2,668.09 = 1,147.50 : x
2. Step 2: Convert to fraction form
   1,933.47/2,668.09 = 1,147.50/x
3. Step 3: Cross multiply
   1,933.47x = 2,668.09 × 1,147.50
4. Step 4: Simplify right side
   1,933.47x = 3,061,633.28
5. Step 5: Solve for x
   x = 3,061,633.28/1,933.47
6. Step 6: Final answer
   x = 1,583.49