Finding the Third Proportional to 349,272 and 763,924.50

Step by Step Solution

1. Step 1: Write the proportion equation
   349,272 : 763,924.50 = 763,924.50 : x
2. Step 2: Convert to fraction form
   349,272/763,924.50 = 763,924.50/x
3. Step 3: Cross multiply
   349,272x = 763,924.50 × 763,924.50
4. Step 4: Simplify right side
   349,272x = 583,580,641,700.25
5. Step 5: Solve for x
   x = 583,580,641,700.25/349,272
6. Step 6: Final answer
   x = 1,670,848.63