Finding the Third Proportional to 3,999,169 and 5,714,820

Step by Step Solution

1. Step 1: Write the proportion equation
   3,999,169 : 5,714,820 = 5,714,820 : x
2. Step 2: Convert to fraction form
   3,999,169/5,714,820 = 5,714,820/x
3. Step 3: Cross multiply
   3,999,169x = 5,714,820 × 5,714,820
4. Step 4: Simplify right side
   3,999,169x = 32,659,167,632,400
5. Step 5: Solve for x
   x = 32,659,167,632,400/3,999,169
6. Step 6: Final answer
   x = 8,166,488.50