Finding the Third Proportional to 1,919,937 and 4,113,120

Step by Step Solution

1. Step 1: Write the proportion equation
   1,919,937 : 4,113,120 = 4,113,120 : x
2. Step 2: Convert to fraction form
   1,919,937/4,113,120 = 4,113,120/x
3. Step 3: Cross multiply
   1,919,937x = 4,113,120 × 4,113,120
4. Step 4: Simplify right side
   1,919,937x = 16,917,756,134,400
5. Step 5: Solve for x
   x = 16,917,756,134,400/1,919,937
6. Step 6: Final answer
   x = 8,811,620.45