Finding the Third Proportional to 4,648,488 and 10,043,900

Step by Step Solution

1. Step 1: Write the proportion equation
   4,648,488 : 10,043,900 = 10,043,900 : x
2. Step 2: Convert to fraction form
   4,648,488/10,043,900 = 10,043,900/x
3. Step 3: Cross multiply
   4,648,488x = 10,043,900 × 10,043,900
4. Step 4: Simplify right side
   4,648,488x = 100,879,927,210,000
5. Step 5: Solve for x
   x = 100,879,927,210,000/4,648,488
6. Step 6: Final answer
   x = 21,701,664.54