Finding the Third Proportional to 700.21 and 981.33

Step by Step Solution

1. Step 1: Write the proportion equation
   700.21 : 981.33 = 981.33 : x
2. Step 2: Convert to fraction form
   700.21/981.33 = 981.33/x
3. Step 3: Cross multiply
   700.21x = 981.33 × 981.33
4. Step 4: Simplify right side
   700.21x = 963,016.39
5. Step 5: Solve for x
   x = 963,016.39/700.21
6. Step 6: Final answer
   x = 1,375.33