Finding the Third Proportional to 325,869.75 and 681,534

Step by Step Solution

1. Step 1: Write the proportion equation
   325,869.75 : 681,534 = 681,534 : x
2. Step 2: Convert to fraction form
   325,869.75/681,534 = 681,534/x
3. Step 3: Cross multiply
   325,869.75x = 681,534 × 681,534
4. Step 4: Simplify right side
   325,869.75x = 464,488,593,156
5. Step 5: Solve for x
   x = 464,488,593,156/325,869.75
6. Step 6: Final answer
   x = 1,425,381.13