Finding the Third Proportional to 6,289,188 and 13,303,507

Step by Step Solution

1. Step 1: Write the proportion equation
   6,289,188 : 13,303,507 = 13,303,507 : x
2. Step 2: Convert to fraction form
   6,289,188/13,303,507 = 13,303,507/x
3. Step 3: Cross multiply
   6,289,188x = 13,303,507 × 13,303,507
4. Step 4: Simplify right side
   6,289,188x = 176,983,298,499,049
5. Step 5: Solve for x
   x = 176,983,298,499,049/6,289,188
6. Step 6: Final answer
   x = 28,140,882.18