Finding the Third Proportional to 552,753 and 828,967.50

Step by Step Solution

1. Step 1: Write the proportion equation
   552,753 : 828,967.50 = 828,967.50 : x
2. Step 2: Convert to fraction form
   552,753/828,967.50 = 828,967.50/x
3. Step 3: Cross multiply
   552,753x = 828,967.50 × 828,967.50
4. Step 4: Simplify right side
   552,753x = 687,187,116,056.25
5. Step 5: Solve for x
   x = 687,187,116,056.25/552,753
6. Step 6: Final answer
   x = 1,243,208.30