Finding the Third Proportional to 3,810,046 and 5,431,290

Step by Step Solution

1. Step 1: Write the proportion equation
   3,810,046 : 5,431,290 = 5,431,290 : x
2. Step 2: Convert to fraction form
   3,810,046/5,431,290 = 5,431,290/x
3. Step 3: Cross multiply
   3,810,046x = 5,431,290 × 5,431,290
4. Step 4: Simplify right side
   3,810,046x = 29,498,911,064,100
5. Step 5: Solve for x
   x = 29,498,911,064,100/3,810,046
6. Step 6: Final answer
   x = 7,742,402.86