Finding the Third Proportional to 1,619,920 and 3,480,237

Step by Step Solution

1. Step 1: Write the proportion equation
   1,619,920 : 3,480,237 = 3,480,237 : x
2. Step 2: Convert to fraction form
   1,619,920/3,480,237 = 3,480,237/x
3. Step 3: Cross multiply
   1,619,920x = 3,480,237 × 3,480,237
4. Step 4: Simplify right side
   1,619,920x = 12,112,049,576,169
5. Step 5: Solve for x
   x = 12,112,049,576,169/1,619,920
6. Step 6: Final answer
   x = 7,476,943.04