Finding the Third Proportional to 2,106,138 and 4,107,300

Step by Step Solution

1. Step 1: Write the proportion equation
   2,106,138 : 4,107,300 = 4,107,300 : x
2. Step 2: Convert to fraction form
   2,106,138/4,107,300 = 4,107,300/x
3. Step 3: Cross multiply
   2,106,138x = 4,107,300 × 4,107,300
4. Step 4: Simplify right side
   2,106,138x = 16,869,913,290,000
5. Step 5: Solve for x
   x = 16,869,913,290,000/2,106,138
6. Step 6: Final answer
   x = 8,009,880.31