Finding the Third Proportional to 3,546,803 and 5,503,175

Step by Step Solution

1. Step 1: Write the proportion equation
   3,546,803 : 5,503,175 = 5,503,175 : x
2. Step 2: Convert to fraction form
   3,546,803/5,503,175 = 5,503,175/x
3. Step 3: Cross multiply
   3,546,803x = 5,503,175 × 5,503,175
4. Step 4: Simplify right side
   3,546,803x = 30,284,935,080,625
5. Step 5: Solve for x
   x = 30,284,935,080,625/3,546,803
6. Step 6: Final answer
   x = 8,538,657.23