Finding the Third Proportional to 10,397,378 and 23,185,390

Step by Step Solution

1. Step 1: Write the proportion equation
   10,397,378 : 23,185,390 = 23,185,390 : x
2. Step 2: Convert to fraction form
   10,397,378/23,185,390 = 23,185,390/x
3. Step 3: Cross multiply
   10,397,378x = 23,185,390 × 23,185,390
4. Step 4: Simplify right side
   10,397,378x = 537,562,309,452,100
5. Step 5: Solve for x
   x = 537,562,309,452,100/10,397,378
6. Step 6: Final answer
   x = 51,701,718.40