Finding the Third Proportional to 10,692,390 and 15,448,665

Step by Step Solution

1. Step 1: Write the proportion equation
   10,692,390 : 15,448,665 = 15,448,665 : x
2. Step 2: Convert to fraction form
   10,692,390/15,448,665 = 15,448,665/x
3. Step 3: Cross multiply
   10,692,390x = 15,448,665 × 15,448,665
4. Step 4: Simplify right side
   10,692,390x = 238,661,250,282,225
5. Step 5: Solve for x
   x = 238,661,250,282,225/10,692,390
6. Step 6: Final answer
   x = 22,320,664.54