Finding the Third Proportional to 4,633,400 and 7,009,991

Step by Step Solution

1. Step 1: Write the proportion equation
   4,633,400 : 7,009,991 = 7,009,991 : x
2. Step 2: Convert to fraction form
   4,633,400/7,009,991 = 7,009,991/x
3. Step 3: Cross multiply
   4,633,400x = 7,009,991 × 7,009,991
4. Step 4: Simplify right side
   4,633,400x = 49,139,973,820,081
5. Step 5: Solve for x
   x = 49,139,973,820,081/4,633,400
6. Step 6: Final answer
   x = 10,605,597.15