Finding the Third Proportional to 5,109,080 and 8,514,768

Step by Step Solution

1. Step 1: Write the proportion equation
   5,109,080 : 8,514,768 = 8,514,768 : x
2. Step 2: Convert to fraction form
   5,109,080/8,514,768 = 8,514,768/x
3. Step 3: Cross multiply
   5,109,080x = 8,514,768 × 8,514,768
4. Step 4: Simplify right side
   5,109,080x = 72,501,274,093,824
5. Step 5: Solve for x
   x = 72,501,274,093,824/5,109,080
6. Step 6: Final answer
   x = 14,190,671.14