Finding the Fourth Proportional to 1,096.70, 1,512.59 and 703.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,096.70 : 1,512.59 = 703.76 : x
2. Step 2: Convert to fraction form
   1,096.70/1,512.59 = 703.76/x
3. Step 3: Cross multiply
   1,096.70x = 1,512.59 × 703.76
4. Step 4: Simplify right side
   1,096.70x = 1,064,500.34
5. Step 5: Solve for x
   x = 1,064,500.34/1,096.70
6. Step 6: Final answer
   x = 970.64