Finding the Third Proportional to 10,806,829.31 and 16,715,242.69

Step by Step Solution

1. Step 1: Write the proportion equation
   10,806,829.31 : 16,715,242.69 = 16,715,242.69 : x
2. Step 2: Convert to fraction form
   10,806,829.31/16,715,242.69 = 16,715,242.69/x
3. Step 3: Cross multiply
   10,806,829.31x = 16,715,242.69 × 16,715,242.69
4. Step 4: Simplify right side
   10,806,829.31x = 279,399,338,102,022.22
5. Step 5: Solve for x
   x = 279,399,338,102,022.22/10,806,829.31
6. Step 6: Final answer
   x = 25,853,960.49