Finding the Third Proportional to 252,504 and 552,514.50

Step by Step Solution

1. Step 1: Write the proportion equation
   252,504 : 552,514.50 = 552,514.50 : x
2. Step 2: Convert to fraction form
   252,504/552,514.50 = 552,514.50/x
3. Step 3: Cross multiply
   252,504x = 552,514.50 × 552,514.50
4. Step 4: Simplify right side
   252,504x = 305,272,272,710.25
5. Step 5: Solve for x
   x = 305,272,272,710.25/252,504
6. Step 6: Final answer
   x = 1,208,979.95