Finding the Fourth Proportional to 1,168.76, 1,613.04 and 703.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,168.76 : 1,613.04 = 703.10 : x
2. Step 2: Convert to fraction form
   1,168.76/1,613.04 = 703.10/x
3. Step 3: Cross multiply
   1,168.76x = 1,613.04 × 703.10
4. Step 4: Simplify right side
   1,168.76x = 1,134,128.42
5. Step 5: Solve for x
   x = 1,134,128.42/1,168.76
6. Step 6: Final answer
   x = 970.37