Finding the Third Proportional to 19,500,485 and 42,254,794

Step by Step Solution

1. Step 1: Write the proportion equation
   19,500,485 : 42,254,794 = 42,254,794 : x
2. Step 2: Convert to fraction form
   19,500,485/42,254,794 = 42,254,794/x
3. Step 3: Cross multiply
   19,500,485x = 42,254,794 × 42,254,794
4. Step 4: Simplify right side
   19,500,485x = 1,785,467,615,982,436
5. Step 5: Solve for x
   x = 1,785,467,615,982,436/19,500,485
6. Step 6: Final answer
   x = 91,560,164.58