Finding the Third Proportional to 1,971.56 and 4,330.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,971.56 : 4,330.69 = 4,330.69 : x
2. Step 2: Convert to fraction form
   1,971.56/4,330.69 = 4,330.69/x
3. Step 3: Cross multiply
   1,971.56x = 4,330.69 × 4,330.69
4. Step 4: Simplify right side
   1,971.56x = 18,754,854.22
5. Step 5: Solve for x
   x = 18,754,854.22/1,971.56
6. Step 6: Final answer
   x = 9,512.69