Finding the Third Proportional to 2,531,720 and 5,459,346

Step by Step Solution

1. Step 1: Write the proportion equation
   2,531,720 : 5,459,346 = 5,459,346 : x
2. Step 2: Convert to fraction form
   2,531,720/5,459,346 = 5,459,346/x
3. Step 3: Cross multiply
   2,531,720x = 5,459,346 × 5,459,346
4. Step 4: Simplify right side
   2,531,720x = 29,804,458,747,716
5. Step 5: Solve for x
   x = 29,804,458,747,716/2,531,720
6. Step 6: Final answer
   x = 11,772,415.10