Finding the Third Proportional to 1,507.31 and 3,272.81

Step by Step Solution

1. Step 1: Write the proportion equation
   1,507.31 : 3,272.81 = 3,272.81 : x
2. Step 2: Convert to fraction form
   1,507.31/3,272.81 = 3,272.81/x
3. Step 3: Cross multiply
   1,507.31x = 3,272.81 × 3,272.81
4. Step 4: Simplify right side
   1,507.31x = 10,711,301.66
5. Step 5: Solve for x
   x = 10,711,301.66/1,507.31
6. Step 6: Final answer
   x = 7,106.22