Finding the Third Proportional to 522,453 and 781,654.50

Step by Step Solution

1. Step 1: Write the proportion equation
   522,453 : 781,654.50 = 781,654.50 : x
2. Step 2: Convert to fraction form
   522,453/781,654.50 = 781,654.50/x
3. Step 3: Cross multiply
   522,453x = 781,654.50 × 781,654.50
4. Step 4: Simplify right side
   522,453x = 610,983,757,370.25
5. Step 5: Solve for x
   x = 610,983,757,370.25/522,453
6. Step 6: Final answer
   x = 1,169,452.10