Finding the Third Proportional to 79,943,878,079 and 177,762,066,300

Step by Step Solution

1. Step 1: Write the proportion equation
   79,943,878,079 : 177,762,066,300 = 177,762,066,300 : x
2. Step 2: Convert to fraction form
   79,943,878,079/177,762,066,300 = 177,762,066,300/x
3. Step 3: Cross multiply
   79,943,878,079x = 177,762,066,300 × 177,762,066,300
4. Step 4: Simplify right side
   79,943,878,079x = 31,599,352,215,245,594,558,464
5. Step 5: Solve for x
   x = 31,599,352,215,245,594,558,464/79,943,878,079
6. Step 6: Final answer
   x = 395,269,193,521.23