Finding the Third Proportional to 146,426,164 and 221,139,878

Step by Step Solution

1. Step 1: Write the proportion equation
   146,426,164 : 221,139,878 = 221,139,878 : x
2. Step 2: Convert to fraction form
   146,426,164/221,139,878 = 221,139,878/x
3. Step 3: Cross multiply
   146,426,164x = 221,139,878 × 221,139,878
4. Step 4: Simplify right side
   146,426,164x = 48,902,845,641,854,880
5. Step 5: Solve for x
   x = 48,902,845,641,854,880/146,426,164
6. Step 6: Final answer
   x = 333,976,144.06