Finding the Fourth Proportional to 1,068.17, 1,474.31 and 654.41

Step by Step Solution

1. Step 1: Write the proportion equation
   1,068.17 : 1,474.31 = 654.41 : x
2. Step 2: Convert to fraction form
   1,068.17/1,474.31 = 654.41/x
3. Step 3: Cross multiply
   1,068.17x = 1,474.31 × 654.41
4. Step 4: Simplify right side
   1,068.17x = 964,803.21
5. Step 5: Solve for x
   x = 964,803.21/1,068.17
6. Step 6: Final answer
   x = 903.23