Finding the Fourth Proportional to 1,047.69, 1,445.87 and 593.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,047.69 : 1,445.87 = 593.46 : x
2. Step 2: Convert to fraction form
   1,047.69/1,445.87 = 593.46/x
3. Step 3: Cross multiply
   1,047.69x = 1,445.87 × 593.46
4. Step 4: Simplify right side
   1,047.69x = 858,064.16
5. Step 5: Solve for x
   x = 858,064.16/1,047.69
6. Step 6: Final answer
   x = 819.01