Finding the Third Proportional to 2,210,436 and 4,820,488

Step by Step Solution

1. Step 1: Write the proportion equation
   2,210,436 : 4,820,488 = 4,820,488 : x
2. Step 2: Convert to fraction form
   2,210,436/4,820,488 = 4,820,488/x
3. Step 3: Cross multiply
   2,210,436x = 4,820,488 × 4,820,488
4. Step 4: Simplify right side
   2,210,436x = 23,237,104,558,144
5. Step 5: Solve for x
   x = 23,237,104,558,144/2,210,436
6. Step 6: Final answer
   x = 10,512,453.00