Finding the Fourth Proportional to 1,048.32, 1,447.56 and 738

Step by Step Solution

1. Step 1: Write the proportion equation
   1,048.32 : 1,447.56 = 738 : x
2. Step 2: Convert to fraction form
   1,048.32/1,447.56 = 738/x
3. Step 3: Cross multiply
   1,048.32x = 1,447.56 × 738
4. Step 4: Simplify right side
   1,048.32x = 1,068,299.28
5. Step 5: Solve for x
   x = 1,068,299.28/1,048.32
6. Step 6: Final answer
   x = 1,019.06