Finding the Third Proportional to 769,059 and 1,147,216.50

Step by Step Solution

1. Step 1: Write the proportion equation
   769,059 : 1,147,216.50 = 1,147,216.50 : x
2. Step 2: Convert to fraction form
   769,059/1,147,216.50 = 1,147,216.50/x
3. Step 3: Cross multiply
   769,059x = 1,147,216.50 × 1,147,216.50
4. Step 4: Simplify right side
   769,059x = 1,316,105,697,872.25
5. Step 5: Solve for x
   x = 1,316,105,697,872.25/769,059
6. Step 6: Final answer
   x = 1,711,319.54