Finding the Third Proportional to 621,301.50 and 1,340,460

Step by Step Solution

1. Step 1: Write the proportion equation
   621,301.50 : 1,340,460 = 1,340,460 : x
2. Step 2: Convert to fraction form
   621,301.50/1,340,460 = 1,340,460/x
3. Step 3: Cross multiply
   621,301.50x = 1,340,460 × 1,340,460
4. Step 4: Simplify right side
   621,301.50x = 1,796,833,011,600
5. Step 5: Solve for x
   x = 1,796,833,011,600/621,301.50
6. Step 6: Final answer
   x = 2,892,046.79