Finding the Third Proportional to 6,408,315 and 9,919,300.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,408,315 : 9,919,300.50 = 9,919,300.50 : x
2. Step 2: Convert to fraction form
   6,408,315/9,919,300.50 = 9,919,300.50/x
3. Step 3: Cross multiply
   6,408,315x = 9,919,300.50 × 9,919,300.50
4. Step 4: Simplify right side
   6,408,315x = 98,392,522,409,300.25
5. Step 5: Solve for x
   x = 98,392,522,409,300.25/6,408,315
6. Step 6: Final answer
   x = 15,353,883.57