Finding the Third Proportional to 3,736,848 and 8,171,664

Step by Step Solution

1. Step 1: Write the proportion equation
   3,736,848 : 8,171,664 = 8,171,664 : x
2. Step 2: Convert to fraction form
   3,736,848/8,171,664 = 8,171,664/x
3. Step 3: Cross multiply
   3,736,848x = 8,171,664 × 8,171,664
4. Step 4: Simplify right side
   3,736,848x = 66,776,092,528,896
5. Step 5: Solve for x
   x = 66,776,092,528,896/3,736,848
6. Step 6: Final answer
   x = 17,869,630.38