Finding the Fourth Proportional to 1,065.46, 1,470.31 and 593.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,065.46 : 1,470.31 = 593.34 : x
2. Step 2: Convert to fraction form
   1,065.46/1,470.31 = 593.34/x
3. Step 3: Cross multiply
   1,065.46x = 1,470.31 × 593.34
4. Step 4: Simplify right side
   1,065.46x = 872,393.74
5. Step 5: Solve for x
   x = 872,393.74/1,065.46
6. Step 6: Final answer
   x = 818.80