Finding the Third Proportional to 6,509,426 and 13,915,624

Step by Step Solution

1. Step 1: Write the proportion equation
   6,509,426 : 13,915,624 = 13,915,624 : x
2. Step 2: Convert to fraction form
   6,509,426/13,915,624 = 13,915,624/x
3. Step 3: Cross multiply
   6,509,426x = 13,915,624 × 13,915,624
4. Step 4: Simplify right side
   6,509,426x = 193,644,591,309,376
5. Step 5: Solve for x
   x = 193,644,591,309,376/6,509,426
6. Step 6: Final answer
   x = 29,748,335.92