Finding the Third Proportional to 81,419,456 and 175,593,168

Step by Step Solution

1. Step 1: Write the proportion equation
   81,419,456 : 175,593,168 = 175,593,168 : x
2. Step 2: Convert to fraction form
   81,419,456/175,593,168 = 175,593,168/x
3. Step 3: Cross multiply
   81,419,456x = 175,593,168 × 175,593,168
4. Step 4: Simplify right side
   81,419,456x = 30,832,960,648,276,224
5. Step 5: Solve for x
   x = 30,832,960,648,276,224/81,419,456
6. Step 6: Final answer
   x = 378,692,786.26