Finding the Third Proportional to 8,907,368 and 19,517,140

Step by Step Solution

1. Step 1: Write the proportion equation
   8,907,368 : 19,517,140 = 19,517,140 : x
2. Step 2: Convert to fraction form
   8,907,368/19,517,140 = 19,517,140/x
3. Step 3: Cross multiply
   8,907,368x = 19,517,140 × 19,517,140
4. Step 4: Simplify right side
   8,907,368x = 380,918,753,779,600
5. Step 5: Solve for x
   x = 380,918,753,779,600/8,907,368
6. Step 6: Final answer
   x = 42,764,456.77