Finding the Third Proportional to 19,240,996 and 40,074,128

Step by Step Solution

1. Step 1: Write the proportion equation
   19,240,996 : 40,074,128 = 40,074,128 : x
2. Step 2: Convert to fraction form
   19,240,996/40,074,128 = 40,074,128/x
3. Step 3: Cross multiply
   19,240,996x = 40,074,128 × 40,074,128
4. Step 4: Simplify right side
   19,240,996x = 1,605,935,734,960,384
5. Step 5: Solve for x
   x = 1,605,935,734,960,384/19,240,996
6. Step 6: Final answer
   x = 83,464,272.59