Finding the Third Proportional to 5,280,383 and 8,393,007

Step by Step Solution

1. Step 1: Write the proportion equation
   5,280,383 : 8,393,007 = 8,393,007 : x
2. Step 2: Convert to fraction form
   5,280,383/8,393,007 = 8,393,007/x
3. Step 3: Cross multiply
   5,280,383x = 8,393,007 × 8,393,007
4. Step 4: Simplify right side
   5,280,383x = 70,442,566,502,049
5. Step 5: Solve for x
   x = 70,442,566,502,049/5,280,383
6. Step 6: Final answer
   x = 13,340,427.48