Finding the Third Proportional to 663,507 and 1,000,758

Step by Step Solution

1. Step 1: Write the proportion equation
   663,507 : 1,000,758 = 1,000,758 : x
2. Step 2: Convert to fraction form
   663,507/1,000,758 = 1,000,758/x
3. Step 3: Cross multiply
   663,507x = 1,000,758 × 1,000,758
4. Step 4: Simplify right side
   663,507x = 1,001,516,574,564
5. Step 5: Solve for x
   x = 1,001,516,574,564/663,507
6. Step 6: Final answer
   x = 1,509,428.80