Finding the Third Proportional to 6,613,128 and 9,360,144

Step by Step Solution

1. Step 1: Write the proportion equation
   6,613,128 : 9,360,144 = 9,360,144 : x
2. Step 2: Convert to fraction form
   6,613,128/9,360,144 = 9,360,144/x
3. Step 3: Cross multiply
   6,613,128x = 9,360,144 × 9,360,144
4. Step 4: Simplify right side
   6,613,128x = 87,612,295,700,736
5. Step 5: Solve for x
   x = 87,612,295,700,736/6,613,128
6. Step 6: Final answer
   x = 13,248,238.31