Finding the Third Proportional to 3,841,062 and 8,390,820

Step by Step Solution

1. Step 1: Write the proportion equation
   3,841,062 : 8,390,820 = 8,390,820 : x
2. Step 2: Convert to fraction form
   3,841,062/8,390,820 = 8,390,820/x
3. Step 3: Cross multiply
   3,841,062x = 8,390,820 × 8,390,820
4. Step 4: Simplify right side
   3,841,062x = 70,405,860,272,400
5. Step 5: Solve for x
   x = 70,405,860,272,400/3,841,062
6. Step 6: Final answer
   x = 18,329,790.11