Finding the Third Proportional to 1,655,648 and 3,381,280

Step by Step Solution

1. Step 1: Write the proportion equation
   1,655,648 : 3,381,280 = 3,381,280 : x
2. Step 2: Convert to fraction form
   1,655,648/3,381,280 = 3,381,280/x
3. Step 3: Cross multiply
   1,655,648x = 3,381,280 × 3,381,280
4. Step 4: Simplify right side
   1,655,648x = 11,433,054,438,400
5. Step 5: Solve for x
   x = 11,433,054,438,400/1,655,648
6. Step 6: Final answer
   x = 6,905,486.21