Finding the Third Proportional to 364,644 and 551,995.50

Step by Step Solution

1. Step 1: Write the proportion equation
   364,644 : 551,995.50 = 551,995.50 : x
2. Step 2: Convert to fraction form
   364,644/551,995.50 = 551,995.50/x
3. Step 3: Cross multiply
   364,644x = 551,995.50 × 551,995.50
4. Step 4: Simplify right side
   364,644x = 304,699,032,020.25
5. Step 5: Solve for x
   x = 304,699,032,020.25/364,644
6. Step 6: Final answer
   x = 835,606.87