Finding the Third Proportional to 8,773,362 and 13,638,483

Step by Step Solution

1. Step 1: Write the proportion equation
   8,773,362 : 13,638,483 = 13,638,483 : x
2. Step 2: Convert to fraction form
   8,773,362/13,638,483 = 13,638,483/x
3. Step 3: Cross multiply
   8,773,362x = 13,638,483 × 13,638,483
4. Step 4: Simplify right side
   8,773,362x = 186,008,218,541,289
5. Step 5: Solve for x
   x = 186,008,218,541,289/8,773,362
6. Step 6: Final answer
   x = 21,201,475.39