Finding the Third Proportional to 505,674 and 1,086,387.50

Step by Step Solution

1. Step 1: Write the proportion equation
   505,674 : 1,086,387.50 = 1,086,387.50 : x
2. Step 2: Convert to fraction form
   505,674/1,086,387.50 = 1,086,387.50/x
3. Step 3: Cross multiply
   505,674x = 1,086,387.50 × 1,086,387.50
4. Step 4: Simplify right side
   505,674x = 1,180,237,800,156.25
5. Step 5: Solve for x
   x = 1,180,237,800,156.25/505,674
6. Step 6: Final answer
   x = 2,333,989.49