Finding the Fourth Proportional to 1,076.48, 1,484.69 and 703.58

Step by Step Solution

1. Step 1: Write the proportion equation
   1,076.48 : 1,484.69 = 703.58 : x
2. Step 2: Convert to fraction form
   1,076.48/1,484.69 = 703.58/x
3. Step 3: Cross multiply
   1,076.48x = 1,484.69 × 703.58
4. Step 4: Simplify right side
   1,076.48x = 1,044,587.25
5. Step 5: Solve for x
   x = 1,044,587.25/1,076.48
6. Step 6: Final answer
   x = 970.38