Finding the Third Proportional to 1,636,576.52 and 3,556,437.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,636,576.52 : 3,556,437.89 = 3,556,437.89 : x
2. Step 2: Convert to fraction form
   1,636,576.52/3,556,437.89 = 3,556,437.89/x
3. Step 3: Cross multiply
   1,636,576.52x = 3,556,437.89 × 3,556,437.89
4. Step 4: Simplify right side
   1,636,576.52x = 12,648,250,469,873.20
5. Step 5: Solve for x
   x = 12,648,250,469,873.20/1,636,576.52
6. Step 6: Final answer
   x = 7,728,480.94