Finding the Third Proportional to 9,624,680 and 21,401,284

Step by Step Solution

1. Step 1: Write the proportion equation
   9,624,680 : 21,401,284 = 21,401,284 : x
2. Step 2: Convert to fraction form
   9,624,680/21,401,284 = 21,401,284/x
3. Step 3: Cross multiply
   9,624,680x = 21,401,284 × 21,401,284
4. Step 4: Simplify right side
   9,624,680x = 458,014,956,848,656
5. Step 5: Solve for x
   x = 458,014,956,848,656/9,624,680
6. Step 6: Final answer
   x = 47,587,551.67