Finding the Third Proportional to 2,647,613.81 and 5,715,131.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,647,613.81 : 5,715,131.63 = 5,715,131.63 : x
2. Step 2: Convert to fraction form
   2,647,613.81/5,715,131.63 = 5,715,131.63/x
3. Step 3: Cross multiply
   2,647,613.81x = 5,715,131.63 × 5,715,131.63
4. Step 4: Simplify right side
   2,647,613.81x = 32,662,729,491,075.14
5. Step 5: Solve for x
   x = 32,662,729,491,075.14/2,647,613.81
6. Step 6: Final answer
   x = 12,336,666.83