Finding the Third Proportional to 6,199,812 and 13,137,156

Step by Step Solution

1. Step 1: Write the proportion equation
   6,199,812 : 13,137,156 = 13,137,156 : x
2. Step 2: Convert to fraction form
   6,199,812/13,137,156 = 13,137,156/x
3. Step 3: Cross multiply
   6,199,812x = 13,137,156 × 13,137,156
4. Step 4: Simplify right side
   6,199,812x = 172,584,867,768,336
5. Step 5: Solve for x
   x = 172,584,867,768,336/6,199,812
6. Step 6: Final answer
   x = 27,837,113.09