Finding the Third Proportional to 4,938,570 and 7,421,004

Step by Step Solution

1. Step 1: Write the proportion equation
   4,938,570 : 7,421,004 = 7,421,004 : x
2. Step 2: Convert to fraction form
   4,938,570/7,421,004 = 7,421,004/x
3. Step 3: Cross multiply
   4,938,570x = 7,421,004 × 7,421,004
4. Step 4: Simplify right side
   4,938,570x = 55,071,300,368,016
5. Step 5: Solve for x
   x = 55,071,300,368,016/4,938,570
6. Step 6: Final answer
   x = 11,151,264.51