Finding the Third Proportional to 4,938,576 and 7,421,013

Step by Step Solution

1. Step 1: Write the proportion equation
   4,938,576 : 7,421,013 = 7,421,013 : x
2. Step 2: Convert to fraction form
   4,938,576/7,421,013 = 7,421,013/x
3. Step 3: Cross multiply
   4,938,576x = 7,421,013 × 7,421,013
4. Step 4: Simplify right side
   4,938,576x = 55,071,433,946,169
5. Step 5: Solve for x
   x = 55,071,433,946,169/4,938,576
6. Step 6: Final answer
   x = 11,151,278.01