Finding the Third Proportional to 7,285,156 and 10,691,538

Step by Step Solution

1. Step 1: Write the proportion equation
   7,285,156 : 10,691,538 = 10,691,538 : x
2. Step 2: Convert to fraction form
   7,285,156/10,691,538 = 10,691,538/x
3. Step 3: Cross multiply
   7,285,156x = 10,691,538 × 10,691,538
4. Step 4: Simplify right side
   7,285,156x = 114,308,984,805,444
5. Step 5: Solve for x
   x = 114,308,984,805,444/7,285,156
6. Step 6: Final answer
   x = 15,690,670.84