Finding the Third Proportional to 770,554 and 1,227,174

Step by Step Solution

1. Step 1: Write the proportion equation
   770,554 : 1,227,174 = 1,227,174 : x
2. Step 2: Convert to fraction form
   770,554/1,227,174 = 1,227,174/x
3. Step 3: Cross multiply
   770,554x = 1,227,174 × 1,227,174
4. Step 4: Simplify right side
   770,554x = 1,505,956,026,276
5. Step 5: Solve for x
   x = 1,505,956,026,276/770,554
6. Step 6: Final answer
   x = 1,954,380.91