Finding the Third Proportional to 3,553,818 and 5,459,054

Step by Step Solution

1. Step 1: Write the proportion equation
   3,553,818 : 5,459,054 = 5,459,054 : x
2. Step 2: Convert to fraction form
   3,553,818/5,459,054 = 5,459,054/x
3. Step 3: Cross multiply
   3,553,818x = 5,459,054 × 5,459,054
4. Step 4: Simplify right side
   3,553,818x = 29,801,270,574,916
5. Step 5: Solve for x
   x = 29,801,270,574,916/3,553,818
6. Step 6: Final answer
   x = 8,385,705.34