Finding the Third Proportional to 4,686,424 and 10,271,680

Step by Step Solution

1. Step 1: Write the proportion equation
   4,686,424 : 10,271,680 = 10,271,680 : x
2. Step 2: Convert to fraction form
   4,686,424/10,271,680 = 10,271,680/x
3. Step 3: Cross multiply
   4,686,424x = 10,271,680 × 10,271,680
4. Step 4: Simplify right side
   4,686,424x = 105,507,410,022,400
5. Step 5: Solve for x
   x = 105,507,410,022,400/4,686,424
6. Step 6: Final answer
   x = 22,513,415.35