Finding the Third Proportional to 4,438,343 and 9,562,312

Step by Step Solution

1. Step 1: Write the proportion equation
   4,438,343 : 9,562,312 = 9,562,312 : x
2. Step 2: Convert to fraction form
   4,438,343/9,562,312 = 9,562,312/x
3. Step 3: Cross multiply
   4,438,343x = 9,562,312 × 9,562,312
4. Step 4: Simplify right side
   4,438,343x = 91,437,810,785,344
5. Step 5: Solve for x
   x = 91,437,810,785,344/4,438,343
6. Step 6: Final answer
   x = 20,601,790.08