Finding the Fourth Proportional to 1,068.56, 1,474.72 and 602.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,068.56 : 1,474.72 = 602.96 : x
2. Step 2: Convert to fraction form
   1,068.56/1,474.72 = 602.96/x
3. Step 3: Cross multiply
   1,068.56x = 1,474.72 × 602.96
4. Step 4: Simplify right side
   1,068.56x = 889,197.17
5. Step 5: Solve for x
   x = 889,197.17/1,068.56
6. Step 6: Final answer
   x = 832.15