Finding the Third Proportional to 335,679 and 730,384.50

Step by Step Solution

1. Step 1: Write the proportion equation
   335,679 : 730,384.50 = 730,384.50 : x
2. Step 2: Convert to fraction form
   335,679/730,384.50 = 730,384.50/x
3. Step 3: Cross multiply
   335,679x = 730,384.50 × 730,384.50
4. Step 4: Simplify right side
   335,679x = 533,461,517,840.25
5. Step 5: Solve for x
   x = 533,461,517,840.25/335,679
6. Step 6: Final answer
   x = 1,589,201.34