Finding the Third Proportional to 550,525 and 804,543.50

Step by Step Solution

1. Step 1: Write the proportion equation
   550,525 : 804,543.50 = 804,543.50 : x
2. Step 2: Convert to fraction form
   550,525/804,543.50 = 804,543.50/x
3. Step 3: Cross multiply
   550,525x = 804,543.50 × 804,543.50
4. Step 4: Simplify right side
   550,525x = 647,290,243,392.25
5. Step 5: Solve for x
   x = 647,290,243,392.25/550,525
6. Step 6: Final answer
   x = 1,175,769.03