Finding the Third Proportional to 4,052,584 and 8,777,670

Step by Step Solution

1. Step 1: Write the proportion equation
   4,052,584 : 8,777,670 = 8,777,670 : x
2. Step 2: Convert to fraction form
   4,052,584/8,777,670 = 8,777,670/x
3. Step 3: Cross multiply
   4,052,584x = 8,777,670 × 8,777,670
4. Step 4: Simplify right side
   4,052,584x = 77,047,490,628,900
5. Step 5: Solve for x
   x = 77,047,490,628,900/4,052,584
6. Step 6: Final answer
   x = 19,011,941.67