Finding the Third Proportional to 8,907,362 and 19,517,128

Step by Step Solution

1. Step 1: Write the proportion equation
   8,907,362 : 19,517,128 = 19,517,128 : x
2. Step 2: Convert to fraction form
   8,907,362/19,517,128 = 19,517,128/x
3. Step 3: Cross multiply
   8,907,362x = 19,517,128 × 19,517,128
4. Step 4: Simplify right side
   8,907,362x = 380,918,285,368,384
5. Step 5: Solve for x
   x = 380,918,285,368,384/8,907,362
6. Step 6: Final answer
   x = 42,764,432.99