Finding the Third Proportional to 6,300,312 and 9,317,628

Step by Step Solution

1. Step 1: Write the proportion equation
   6,300,312 : 9,317,628 = 9,317,628 : x
2. Step 2: Convert to fraction form
   6,300,312/9,317,628 = 9,317,628/x
3. Step 3: Cross multiply
   6,300,312x = 9,317,628 × 9,317,628
4. Step 4: Simplify right side
   6,300,312x = 86,818,191,546,384
5. Step 5: Solve for x
   x = 86,818,191,546,384/6,300,312
6. Step 6: Final answer
   x = 13,779,982.89