Finding the Third Proportional to 71,764.88 and 154,498.78

Step by Step Solution

1. Step 1: Write the proportion equation
   71,764.88 : 154,498.78 = 154,498.78 : x
2. Step 2: Convert to fraction form
   71,764.88/154,498.78 = 154,498.78/x
3. Step 3: Cross multiply
   71,764.88x = 154,498.78 × 154,498.78
4. Step 4: Simplify right side
   71,764.88x = 23,869,873,407.74
5. Step 5: Solve for x
   x = 23,869,873,407.74/71,764.88
6. Step 6: Final answer
   x = 332,612.21