Finding the Third Proportional to 605,620 and 940,411.50

Step by Step Solution

1. Step 1: Write the proportion equation
   605,620 : 940,411.50 = 940,411.50 : x
2. Step 2: Convert to fraction form
   605,620/940,411.50 = 940,411.50/x
3. Step 3: Cross multiply
   605,620x = 940,411.50 × 940,411.50
4. Step 4: Simplify right side
   605,620x = 884,373,789,332.25
5. Step 5: Solve for x
   x = 884,373,789,332.25/605,620
6. Step 6: Final answer
   x = 1,460,278.37