Finding the Third Proportional to 669,126 and 953,860.50

Step by Step Solution

1. Step 1: Write the proportion equation
   669,126 : 953,860.50 = 953,860.50 : x
2. Step 2: Convert to fraction form
   669,126/953,860.50 = 953,860.50/x
3. Step 3: Cross multiply
   669,126x = 953,860.50 × 953,860.50
4. Step 4: Simplify right side
   669,126x = 909,849,853,460.25
5. Step 5: Solve for x
   x = 909,849,853,460.25/669,126
6. Step 6: Final answer
   x = 1,359,758.63