Finding the Third Proportional to 2,553,960.38 and 5,556,320.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,553,960.38 : 5,556,320.30 = 5,556,320.30 : x
2. Step 2: Convert to fraction form
   2,553,960.38/5,556,320.30 = 5,556,320.30/x
3. Step 3: Cross multiply
   2,553,960.38x = 5,556,320.30 × 5,556,320.30
4. Step 4: Simplify right side
   2,553,960.38x = 30,872,695,241,465.09
5. Step 5: Solve for x
   x = 30,872,695,241,465.09/2,553,960.38
6. Step 6: Final answer
   x = 12,088,165.32