Finding the Third Proportional to 3,141,918 and 4,915,054

Step by Step Solution

1. Step 1: Write the proportion equation
   3,141,918 : 4,915,054 = 4,915,054 : x
2. Step 2: Convert to fraction form
   3,141,918/4,915,054 = 4,915,054/x
3. Step 3: Cross multiply
   3,141,918x = 4,915,054 × 4,915,054
4. Step 4: Simplify right side
   3,141,918x = 24,157,755,822,916
5. Step 5: Solve for x
   x = 24,157,755,822,916/3,141,918
6. Step 6: Final answer
   x = 7,688,856.24