Finding the Third Proportional to 5,269,667 and 7,860,783

Step by Step Solution

1. Step 1: Write the proportion equation
   5,269,667 : 7,860,783 = 7,860,783 : x
2. Step 2: Convert to fraction form
   5,269,667/7,860,783 = 7,860,783/x
3. Step 3: Cross multiply
   5,269,667x = 7,860,783 × 7,860,783
4. Step 4: Simplify right side
   5,269,667x = 61,791,909,373,089
5. Step 5: Solve for x
   x = 61,791,909,373,089/5,269,667
6. Step 6: Final answer
   x = 11,725,960.93