Finding the Third Proportional to 1,905,212 and 4,072,444

Step by Step Solution

1. Step 1: Write the proportion equation
   1,905,212 : 4,072,444 = 4,072,444 : x
2. Step 2: Convert to fraction form
   1,905,212/4,072,444 = 4,072,444/x
3. Step 3: Cross multiply
   1,905,212x = 4,072,444 × 4,072,444
4. Step 4: Simplify right side
   1,905,212x = 16,584,800,133,136
5. Step 5: Solve for x
   x = 16,584,800,133,136/1,905,212
6. Step 6: Final answer
   x = 8,704,963.09