Finding the Third Proportional to 3,421,992 and 5,298,012

Step by Step Solution

1. Step 1: Write the proportion equation
   3,421,992 : 5,298,012 = 5,298,012 : x
2. Step 2: Convert to fraction form
   3,421,992/5,298,012 = 5,298,012/x
3. Step 3: Cross multiply
   3,421,992x = 5,298,012 × 5,298,012
4. Step 4: Simplify right side
   3,421,992x = 28,068,931,152,144
5. Step 5: Solve for x
   x = 28,068,931,152,144/3,421,992
6. Step 6: Final answer
   x = 8,202,512.21