Finding the Third Proportional to 8,411,792 and 12,603,654

Step by Step Solution

1. Step 1: Write the proportion equation
   8,411,792 : 12,603,654 = 12,603,654 : x
2. Step 2: Convert to fraction form
   8,411,792/12,603,654 = 12,603,654/x
3. Step 3: Cross multiply
   8,411,792x = 12,603,654 × 12,603,654
4. Step 4: Simplify right side
   8,411,792x = 158,852,094,151,716
5. Step 5: Solve for x
   x = 158,852,094,151,716/8,411,792
6. Step 6: Final answer
   x = 18,884,453.41