Finding the Third Proportional to 3,564,978 and 7,423,692

Step by Step Solution

1. Step 1: Write the proportion equation
   3,564,978 : 7,423,692 = 7,423,692 : x
2. Step 2: Convert to fraction form
   3,564,978/7,423,692 = 7,423,692/x
3. Step 3: Cross multiply
   3,564,978x = 7,423,692 × 7,423,692
4. Step 4: Simplify right side
   3,564,978x = 55,111,202,910,864
5. Step 5: Solve for x
   x = 55,111,202,910,864/3,564,978
6. Step 6: Final answer
   x = 15,459,058.35