Finding the Third Proportional to 146,426,166 and 221,139,881

Step by Step Solution

1. Step 1: Write the proportion equation
   146,426,166 : 221,139,881 = 221,139,881 : x
2. Step 2: Convert to fraction form
   146,426,166/221,139,881 = 221,139,881/x
3. Step 3: Cross multiply
   146,426,166x = 221,139,881 × 221,139,881
4. Step 4: Simplify right side
   146,426,166x = 48,902,846,968,694,160
5. Step 5: Solve for x
   x = 48,902,846,968,694,160/146,426,166
6. Step 6: Final answer
   x = 333,976,148.56