Finding the Third Proportional to 627,174 and 942,174

Step by Step Solution

1. Step 1: Write the proportion equation
   627,174 : 942,174 = 942,174 : x
2. Step 2: Convert to fraction form
   627,174/942,174 = 942,174/x
3. Step 3: Cross multiply
   627,174x = 942,174 × 942,174
4. Step 4: Simplify right side
   627,174x = 887,691,846,276
5. Step 5: Solve for x
   x = 887,691,846,276/627,174
6. Step 6: Final answer
   x = 1,415,383.68