Finding the Third Proportional to 3,762,809 and 5,679,485

Step by Step Solution

1. Step 1: Write the proportion equation
   3,762,809 : 5,679,485 = 5,679,485 : x
2. Step 2: Convert to fraction form
   3,762,809/5,679,485 = 5,679,485/x
3. Step 3: Cross multiply
   3,762,809x = 5,679,485 × 5,679,485
4. Step 4: Simplify right side
   3,762,809x = 32,256,549,865,225
5. Step 5: Solve for x
   x = 32,256,549,865,225/3,762,809
6. Step 6: Final answer
   x = 8,572,465.37