Finding the Third Proportional to 536,985 and 752,581.50

Step by Step Solution

1. Step 1: Write the proportion equation
   536,985 : 752,581.50 = 752,581.50 : x
2. Step 2: Convert to fraction form
   536,985/752,581.50 = 752,581.50/x
3. Step 3: Cross multiply
   536,985x = 752,581.50 × 752,581.50
4. Step 4: Simplify right side
   536,985x = 566,378,914,142.25
5. Step 5: Solve for x
   x = 566,378,914,142.25/536,985
6. Step 6: Final answer
   x = 1,054,738.80