Finding the Third Proportional to 349,467 and 764,359.50

Step by Step Solution

1. Step 1: Write the proportion equation
   349,467 : 764,359.50 = 764,359.50 : x
2. Step 2: Convert to fraction form
   349,467/764,359.50 = 764,359.50/x
3. Step 3: Cross multiply
   349,467x = 764,359.50 × 764,359.50
4. Step 4: Simplify right side
   349,467x = 584,245,445,240.25
5. Step 5: Solve for x
   x = 584,245,445,240.25/349,467
6. Step 6: Final answer
   x = 1,671,818.64