Finding the Third Proportional to 4,722,462 and 10,012,437

Step by Step Solution

1. Step 1: Write the proportion equation
   4,722,462 : 10,012,437 = 10,012,437 : x
2. Step 2: Convert to fraction form
   4,722,462/10,012,437 = 10,012,437/x
3. Step 3: Cross multiply
   4,722,462x = 10,012,437 × 10,012,437
4. Step 4: Simplify right side
   4,722,462x = 100,248,894,678,969
5. Step 5: Solve for x
   x = 100,248,894,678,969/4,722,462
6. Step 6: Final answer
   x = 21,228,099.81