Finding the Third Proportional to 2,545,086 and 5,488,692

Step by Step Solution

1. Step 1: Write the proportion equation
   2,545,086 : 5,488,692 = 5,488,692 : x
2. Step 2: Convert to fraction form
   2,545,086/5,488,692 = 5,488,692/x
3. Step 3: Cross multiply
   2,545,086x = 5,488,692 × 5,488,692
4. Step 4: Simplify right side
   2,545,086x = 30,125,739,870,864
5. Step 5: Solve for x
   x = 30,125,739,870,864/2,545,086
6. Step 6: Final answer
   x = 11,836,825.90