Finding the Third Proportional to 105,633,138 and 223,983,920

Step by Step Solution

1. Step 1: Write the proportion equation
   105,633,138 : 223,983,920 = 223,983,920 : x
2. Step 2: Convert to fraction form
   105,633,138/223,983,920 = 223,983,920/x
3. Step 3: Cross multiply
   105,633,138x = 223,983,920 × 223,983,920
4. Step 4: Simplify right side
   105,633,138x = 50,168,796,418,566,400
5. Step 5: Solve for x
   x = 50,168,796,418,566,400/105,633,138
6. Step 6: Final answer
   x = 474,934,261.81