Finding the Third Proportional to 2,158,632 and 4,737,168

Step by Step Solution

1. Step 1: Write the proportion equation
   2,158,632 : 4,737,168 = 4,737,168 : x
2. Step 2: Convert to fraction form
   2,158,632/4,737,168 = 4,737,168/x
3. Step 3: Cross multiply
   2,158,632x = 4,737,168 × 4,737,168
4. Step 4: Simplify right side
   2,158,632x = 22,440,760,660,224
5. Step 5: Solve for x
   x = 22,440,760,660,224/2,158,632
6. Step 6: Final answer
   x = 10,395,825.07