Finding the Fourth Proportional to 726.42, 1,091.46 and 706.34

Step by Step Solution

1. Step 1: Write the proportion equation
   726.42 : 1,091.46 = 706.34 : x
2. Step 2: Convert to fraction form
   726.42/1,091.46 = 706.34/x
3. Step 3: Cross multiply
   726.42x = 1,091.46 × 706.34
4. Step 4: Simplify right side
   726.42x = 770,941.86
5. Step 5: Solve for x
   x = 770,941.86/726.42
6. Step 6: Final answer
   x = 1,061.29