Finding the Third Proportional to 2,153,984 and 4,725,760

Step by Step Solution

1. Step 1: Write the proportion equation
   2,153,984 : 4,725,760 = 4,725,760 : x
2. Step 2: Convert to fraction form
   2,153,984/4,725,760 = 4,725,760/x
3. Step 3: Cross multiply
   2,153,984x = 4,725,760 × 4,725,760
4. Step 4: Simplify right side
   2,153,984x = 22,332,807,577,600
5. Step 5: Solve for x
   x = 22,332,807,577,600/2,153,984
6. Step 6: Final answer
   x = 10,368,139.96