Finding the Third Proportional to 5,477,831 and 8,548,364

Step by Step Solution

1. Step 1: Write the proportion equation
   5,477,831 : 8,548,364 = 8,548,364 : x
2. Step 2: Convert to fraction form
   5,477,831/8,548,364 = 8,548,364/x
3. Step 3: Cross multiply
   5,477,831x = 8,548,364 × 8,548,364
4. Step 4: Simplify right side
   5,477,831x = 73,074,527,076,496
5. Step 5: Solve for x
   x = 73,074,527,076,496/5,477,831
6. Step 6: Final answer
   x = 13,340,047.74