Finding the Third Proportional to 3,199,178 and 4,905,697

Step by Step Solution

1. Step 1: Write the proportion equation
   3,199,178 : 4,905,697 = 4,905,697 : x
2. Step 2: Convert to fraction form
   3,199,178/4,905,697 = 4,905,697/x
3. Step 3: Cross multiply
   3,199,178x = 4,905,697 × 4,905,697
4. Step 4: Simplify right side
   3,199,178x = 24,065,863,055,809
5. Step 5: Solve for x
   x = 24,065,863,055,809/3,199,178
6. Step 6: Final answer
   x = 7,522,514.55