Finding the Third Proportional to 79,359.75 and 108,772.88

Step by Step Solution

1. Step 1: Write the proportion equation
   79,359.75 : 108,772.88 = 108,772.88 : x
2. Step 2: Convert to fraction form
   79,359.75/108,772.88 = 108,772.88/x
3. Step 3: Cross multiply
   79,359.75x = 108,772.88 × 108,772.88
4. Step 4: Simplify right side
   79,359.75x = 11,831,538,335.77
5. Step 5: Solve for x
   x = 11,831,538,335.77/79,359.75
6. Step 6: Final answer
   x = 149,087.39