Finding the Fourth Proportional to 1,106.46, 1,527.12 and 713.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,106.46 : 1,527.12 = 713.61 : x
2. Step 2: Convert to fraction form
   1,106.46/1,527.12 = 713.61/x
3. Step 3: Cross multiply
   1,106.46x = 1,527.12 × 713.61
4. Step 4: Simplify right side
   1,106.46x = 1,089,768.10
5. Step 5: Solve for x
   x = 1,089,768.10/1,106.46
6. Step 6: Final answer
   x = 984.91