Finding the Third Proportional to 1,393,672 and 3,053,072

Step by Step Solution

1. Step 1: Write the proportion equation
   1,393,672 : 3,053,072 = 3,053,072 : x
2. Step 2: Convert to fraction form
   1,393,672/3,053,072 = 3,053,072/x
3. Step 3: Cross multiply
   1,393,672x = 3,053,072 × 3,053,072
4. Step 4: Simplify right side
   1,393,672x = 9,321,248,637,184
5. Step 5: Solve for x
   x = 9,321,248,637,184/1,393,672
6. Step 6: Final answer
   x = 6,688,265.70