Finding the Third Proportional to 2,113,764 and 4,631,515

Step by Step Solution

1. Step 1: Write the proportion equation
   2,113,764 : 4,631,515 = 4,631,515 : x
2. Step 2: Convert to fraction form
   2,113,764/4,631,515 = 4,631,515/x
3. Step 3: Cross multiply
   2,113,764x = 4,631,515 × 4,631,515
4. Step 4: Simplify right side
   2,113,764x = 21,450,931,195,225
5. Step 5: Solve for x
   x = 21,450,931,195,225/2,113,764
6. Step 6: Final answer
   x = 10,148,214.84