Finding the Third Proportional to 3,189,904 and 4,738,776

Step by Step Solution

1. Step 1: Write the proportion equation
   3,189,904 : 4,738,776 = 4,738,776 : x
2. Step 2: Convert to fraction form
   3,189,904/4,738,776 = 4,738,776/x
3. Step 3: Cross multiply
   3,189,904x = 4,738,776 × 4,738,776
4. Step 4: Simplify right side
   3,189,904x = 22,455,997,978,176
5. Step 5: Solve for x
   x = 22,455,997,978,176/3,189,904
6. Step 6: Final answer
   x = 7,039,709.65