Finding the Third Proportional to 6,199,816 and 13,137,164

Step by Step Solution

1. Step 1: Write the proportion equation
   6,199,816 : 13,137,164 = 13,137,164 : x
2. Step 2: Convert to fraction form
   6,199,816/13,137,164 = 13,137,164/x
3. Step 3: Cross multiply
   6,199,816x = 13,137,164 × 13,137,164
4. Step 4: Simplify right side
   6,199,816x = 172,585,077,962,896
5. Step 5: Solve for x
   x = 172,585,077,962,896/6,199,816
6. Step 6: Final answer
   x = 27,837,129.03