Finding the Third Proportional to 589,401 and 1,221,007.50

Step by Step Solution

1. Step 1: Write the proportion equation
   589,401 : 1,221,007.50 = 1,221,007.50 : x
2. Step 2: Convert to fraction form
   589,401/1,221,007.50 = 1,221,007.50/x
3. Step 3: Cross multiply
   589,401x = 1,221,007.50 × 1,221,007.50
4. Step 4: Simplify right side
   589,401x = 1,490,859,315,056.25
5. Step 5: Solve for x
   x = 1,490,859,315,056.25/589,401
6. Step 6: Final answer
   x = 2,529,448.23