Finding the Third Proportional to 9,974,152 and 21,814,544

Step by Step Solution

1. Step 1: Write the proportion equation
   9,974,152 : 21,814,544 = 21,814,544 : x
2. Step 2: Convert to fraction form
   9,974,152/21,814,544 = 21,814,544/x
3. Step 3: Cross multiply
   9,974,152x = 21,814,544 × 21,814,544
4. Step 4: Simplify right side
   9,974,152x = 475,874,329,927,936
5. Step 5: Solve for x
   x = 475,874,329,927,936/9,974,152
6. Step 6: Final answer
   x = 47,710,755.75