Finding the Third Proportional to 1,421,288 and 3,053,392

Step by Step Solution

1. Step 1: Write the proportion equation
   1,421,288 : 3,053,392 = 3,053,392 : x
2. Step 2: Convert to fraction form
   1,421,288/3,053,392 = 3,053,392/x
3. Step 3: Cross multiply
   1,421,288x = 3,053,392 × 3,053,392
4. Step 4: Simplify right side
   1,421,288x = 9,323,202,705,664
5. Step 5: Solve for x
   x = 9,323,202,705,664/1,421,288
6. Step 6: Final answer
   x = 6,559,685.80