Finding the Third Proportional to 4,884,178 and 7,179,926

Step by Step Solution

1. Step 1: Write the proportion equation
   4,884,178 : 7,179,926 = 7,179,926 : x
2. Step 2: Convert to fraction form
   4,884,178/7,179,926 = 7,179,926/x
3. Step 3: Cross multiply
   4,884,178x = 7,179,926 × 7,179,926
4. Step 4: Simplify right side
   4,884,178x = 51,551,337,365,476
5. Step 5: Solve for x
   x = 51,551,337,365,476/4,884,178
6. Step 6: Final answer
   x = 10,554,762.21