Finding the Fourth Proportional to 1,068.76, 1,475.31 and 754.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,068.76 : 1,475.31 = 754.48 : x
2. Step 2: Convert to fraction form
   1,068.76/1,475.31 = 754.48/x
3. Step 3: Cross multiply
   1,068.76x = 1,475.31 × 754.48
4. Step 4: Simplify right side
   1,068.76x = 1,113,091.89
5. Step 5: Solve for x
   x = 1,113,091.89/1,068.76
6. Step 6: Final answer
   x = 1,041.48