Finding the Third Proportional to 5,514,932 and 8,278,230

Step by Step Solution

1. Step 1: Write the proportion equation
   5,514,932 : 8,278,230 = 8,278,230 : x
2. Step 2: Convert to fraction form
   5,514,932/8,278,230 = 8,278,230/x
3. Step 3: Cross multiply
   5,514,932x = 8,278,230 × 8,278,230
4. Step 4: Simplify right side
   5,514,932x = 68,529,091,932,900
5. Step 5: Solve for x
   x = 68,529,091,932,900/5,514,932
6. Step 6: Final answer
   x = 12,426,099.17