Finding the Fourth Proportional to 1,069.34, 1,475.70 and 603.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,069.34 : 1,475.70 = 603.59 : x
2. Step 2: Convert to fraction form
   1,069.34/1,475.70 = 603.59/x
3. Step 3: Cross multiply
   1,069.34x = 1,475.70 × 603.59
4. Step 4: Simplify right side
   1,069.34x = 890,717.76
5. Step 5: Solve for x
   x = 890,717.76/1,069.34
6. Step 6: Final answer
   x = 832.96