Finding the Third Proportional to 1,020,621 and 1,501,404

Step by Step Solution

1. Step 1: Write the proportion equation
   1,020,621 : 1,501,404 = 1,501,404 : x
2. Step 2: Convert to fraction form
   1,020,621/1,501,404 = 1,501,404/x
3. Step 3: Cross multiply
   1,020,621x = 1,501,404 × 1,501,404
4. Step 4: Simplify right side
   1,020,621x = 2,254,213,971,216
5. Step 5: Solve for x
   x = 2,254,213,971,216/1,020,621
6. Step 6: Final answer
   x = 2,208,669.01