Finding the Third Proportional to 13,087,040 and 19,984,852

Step by Step Solution

1. Step 1: Write the proportion equation
   13,087,040 : 19,984,852 = 19,984,852 : x
2. Step 2: Convert to fraction form
   13,087,040/19,984,852 = 19,984,852/x
3. Step 3: Cross multiply
   13,087,040x = 19,984,852 × 19,984,852
4. Step 4: Simplify right side
   13,087,040x = 399,394,309,461,904
5. Step 5: Solve for x
   x = 399,394,309,461,904/13,087,040
6. Step 6: Final answer
   x = 30,518,307.38