Finding the Third Proportional to 304,818.50 and 669,973

Step by Step Solution

1. Step 1: Write the proportion equation
   304,818.50 : 669,973 = 669,973 : x
2. Step 2: Convert to fraction form
   304,818.50/669,973 = 669,973/x
3. Step 3: Cross multiply
   304,818.50x = 669,973 × 669,973
4. Step 4: Simplify right side
   304,818.50x = 448,863,820,729
5. Step 5: Solve for x
   x = 448,863,820,729/304,818.50
6. Step 6: Final answer
   x = 1,472,560.95