Finding the Fourth Proportional to 1,594.53, 2,200.73 and 931.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,594.53 : 2,200.73 = 931.59 : x
2. Step 2: Convert to fraction form
   1,594.53/2,200.73 = 931.59/x
3. Step 3: Cross multiply
   1,594.53x = 2,200.73 × 931.59
4. Step 4: Simplify right side
   1,594.53x = 2,050,173.40
5. Step 5: Solve for x
   x = 2,050,173.40/1,594.53
6. Step 6: Final answer
   x = 1,285.75