Finding the Third Proportional to 11,556,900 and 17,919,650.25

Step by Step Solution

1. Step 1: Write the proportion equation
   11,556,900 : 17,919,650.25 = 17,919,650.25 : x
2. Step 2: Convert to fraction form
   11,556,900/17,919,650.25 = 17,919,650.25/x
3. Step 3: Cross multiply
   11,556,900x = 17,919,650.25 × 17,919,650.25
4. Step 4: Simplify right side
   11,556,900x = 321,113,865,082,325.06
5. Step 5: Solve for x
   x = 321,113,865,082,325.06/11,556,900
6. Step 6: Final answer
   x = 27,785,467.13