Finding the Third Proportional to 9,627,076 and 21,143,440

Step by Step Solution

1. Step 1: Write the proportion equation
   9,627,076 : 21,143,440 = 21,143,440 : x
2. Step 2: Convert to fraction form
   9,627,076/21,143,440 = 21,143,440/x
3. Step 3: Cross multiply
   9,627,076x = 21,143,440 × 21,143,440
4. Step 4: Simplify right side
   9,627,076x = 447,045,055,033,600
5. Step 5: Solve for x
   x = 447,045,055,033,600/9,627,076
6. Step 6: Final answer
   x = 46,436,223.73