Finding the Third Proportional to 6,191,366 and 9,380,688

Step by Step Solution

1. Step 1: Write the proportion equation
   6,191,366 : 9,380,688 = 9,380,688 : x
2. Step 2: Convert to fraction form
   6,191,366/9,380,688 = 9,380,688/x
3. Step 3: Cross multiply
   6,191,366x = 9,380,688 × 9,380,688
4. Step 4: Simplify right side
   6,191,366x = 87,997,307,353,344
5. Step 5: Solve for x
   x = 87,997,307,353,344/6,191,366
6. Step 6: Final answer
   x = 14,212,906.71