Finding the Third Proportional to 1,287,972 and 2,797,232

Step by Step Solution

1. Step 1: Write the proportion equation
   1,287,972 : 2,797,232 = 2,797,232 : x
2. Step 2: Convert to fraction form
   1,287,972/2,797,232 = 2,797,232/x
3. Step 3: Cross multiply
   1,287,972x = 2,797,232 × 2,797,232
4. Step 4: Simplify right side
   1,287,972x = 7,824,506,861,824
5. Step 5: Solve for x
   x = 7,824,506,861,824/1,287,972
6. Step 6: Final answer
   x = 6,075,059.75