Finding the Third Proportional to 627,154 and 942,144

Step by Step Solution

1. Step 1: Write the proportion equation
   627,154 : 942,144 = 942,144 : x
2. Step 2: Convert to fraction form
   627,154/942,144 = 942,144/x
3. Step 3: Cross multiply
   627,154x = 942,144 × 942,144
4. Step 4: Simplify right side
   627,154x = 887,635,316,736
5. Step 5: Solve for x
   x = 887,635,316,736/627,154
6. Step 6: Final answer
   x = 1,415,338.68