Finding the Third Proportional to 9,617,152 and 20,307,392

Step by Step Solution

1. Step 1: Write the proportion equation
   9,617,152 : 20,307,392 = 20,307,392 : x
2. Step 2: Convert to fraction form
   9,617,152/20,307,392 = 20,307,392/x
3. Step 3: Cross multiply
   9,617,152x = 20,307,392 × 20,307,392
4. Step 4: Simplify right side
   9,617,152x = 412,390,169,841,664
5. Step 5: Solve for x
   x = 412,390,169,841,664/9,617,152
6. Step 6: Final answer
   x = 42,880,695.85