Finding the Third Proportional to 627,178 and 942,180

Step by Step Solution

1. Step 1: Write the proportion equation
   627,178 : 942,180 = 942,180 : x
2. Step 2: Convert to fraction form
   627,178/942,180 = 942,180/x
3. Step 3: Cross multiply
   627,178x = 942,180 × 942,180
4. Step 4: Simplify right side
   627,178x = 887,703,152,400
5. Step 5: Solve for x
   x = 887,703,152,400/627,178
6. Step 6: Final answer
   x = 1,415,392.68