Finding the Third Proportional to 3,744,144 and 8,835,480

Step by Step Solution

1. Step 1: Write the proportion equation
   3,744,144 : 8,835,480 = 8,835,480 : x
2. Step 2: Convert to fraction form
   3,744,144/8,835,480 = 8,835,480/x
3. Step 3: Cross multiply
   3,744,144x = 8,835,480 × 8,835,480
4. Step 4: Simplify right side
   3,744,144x = 78,065,706,830,400
5. Step 5: Solve for x
   x = 78,065,706,830,400/3,744,144
6. Step 6: Final answer
   x = 20,850,081.31