Finding the Fourth Proportional to 1,068.53, 1,474.56 and 626.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,068.53 : 1,474.56 = 626.48 : x
2. Step 2: Convert to fraction form
   1,068.53/1,474.56 = 626.48/x
3. Step 3: Cross multiply
   1,068.53x = 1,474.56 × 626.48
4. Step 4: Simplify right side
   1,068.53x = 923,774.98
5. Step 5: Solve for x
   x = 923,774.98/1,068.53
6. Step 6: Final answer
   x = 864.53