Finding the Third Proportional to 126,156,978 and 184,445,919

Step by Step Solution

1. Step 1: Write the proportion equation
   126,156,978 : 184,445,919 = 184,445,919 : x
2. Step 2: Convert to fraction form
   126,156,978/184,445,919 = 184,445,919/x
3. Step 3: Cross multiply
   126,156,978x = 184,445,919 × 184,445,919
4. Step 4: Simplify right side
   126,156,978x = 34,020,297,035,754,560
5. Step 5: Solve for x
   x = 34,020,297,035,754,560/126,156,978
6. Step 6: Final answer
   x = 269,666,391.63