Finding the Third Proportional to 349,866 and 734,980.50

Step by Step Solution

1. Step 1: Write the proportion equation
   349,866 : 734,980.50 = 734,980.50 : x
2. Step 2: Convert to fraction form
   349,866/734,980.50 = 734,980.50/x
3. Step 3: Cross multiply
   349,866x = 734,980.50 × 734,980.50
4. Step 4: Simplify right side
   349,866x = 540,196,335,380.25
5. Step 5: Solve for x
   x = 540,196,335,380.25/349,866
6. Step 6: Final answer
   x = 1,544,009.24