Finding the Third Proportional to 921,562 and 2,020,272

Step by Step Solution

1. Step 1: Write the proportion equation
   921,562 : 2,020,272 = 2,020,272 : x
2. Step 2: Convert to fraction form
   921,562/2,020,272 = 2,020,272/x
3. Step 3: Cross multiply
   921,562x = 2,020,272 × 2,020,272
4. Step 4: Simplify right side
   921,562x = 4,081,498,953,984
5. Step 5: Solve for x
   x = 4,081,498,953,984/921,562
6. Step 6: Final answer
   x = 4,428,892.42