Finding the Third Proportional to 2,166,920 and 4,666,832

Step by Step Solution

1. Step 1: Write the proportion equation
   2,166,920 : 4,666,832 = 4,666,832 : x
2. Step 2: Convert to fraction form
   2,166,920/4,666,832 = 4,666,832/x
3. Step 3: Cross multiply
   2,166,920x = 4,666,832 × 4,666,832
4. Step 4: Simplify right side
   2,166,920x = 21,779,320,916,224
5. Step 5: Solve for x
   x = 21,779,320,916,224/2,166,920
6. Step 6: Final answer
   x = 10,050,819.10