Finding the Third Proportional to 4,786,679 and 7,184,915

Step by Step Solution

1. Step 1: Write the proportion equation
   4,786,679 : 7,184,915 = 7,184,915 : x
2. Step 2: Convert to fraction form
   4,786,679/7,184,915 = 7,184,915/x
3. Step 3: Cross multiply
   4,786,679x = 7,184,915 × 7,184,915
4. Step 4: Simplify right side
   4,786,679x = 51,623,003,557,225
5. Step 5: Solve for x
   x = 51,623,003,557,225/4,786,679
6. Step 6: Final answer
   x = 10,784,722.26