Finding the Third Proportional to 1,670,824 and 2,690,272

Step by Step Solution

1. Step 1: Write the proportion equation
   1,670,824 : 2,690,272 = 2,690,272 : x
2. Step 2: Convert to fraction form
   1,670,824/2,690,272 = 2,690,272/x
3. Step 3: Cross multiply
   1,670,824x = 2,690,272 × 2,690,272
4. Step 4: Simplify right side
   1,670,824x = 7,237,563,433,984
5. Step 5: Solve for x
   x = 7,237,563,433,984/1,670,824
6. Step 6: Final answer
   x = 4,331,732.99