Finding the Third Proportional to 3,571,506 and 5,389,485

Step by Step Solution

1. Step 1: Write the proportion equation
   3,571,506 : 5,389,485 = 5,389,485 : x
2. Step 2: Convert to fraction form
   3,571,506/5,389,485 = 5,389,485/x
3. Step 3: Cross multiply
   3,571,506x = 5,389,485 × 5,389,485
4. Step 4: Simplify right side
   3,571,506x = 29,046,548,565,225
5. Step 5: Solve for x
   x = 29,046,548,565,225/3,571,506
6. Step 6: Final answer
   x = 8,132,857.28