Finding the Third Proportional to 4,319,824 and 10,000,456

Step by Step Solution

1. Step 1: Write the proportion equation
   4,319,824 : 10,000,456 = 10,000,456 : x
2. Step 2: Convert to fraction form
   4,319,824/10,000,456 = 10,000,456/x
3. Step 3: Cross multiply
   4,319,824x = 10,000,456 × 10,000,456
4. Step 4: Simplify right side
   4,319,824x = 100,009,120,207,936
5. Step 5: Solve for x
   x = 100,009,120,207,936/4,319,824
6. Step 6: Final answer
   x = 23,151,202.50