Finding the Third Proportional to 54,607.13 and 82,756.31

Step by Step Solution

1. Step 1: Write the proportion equation
   54,607.13 : 82,756.31 = 82,756.31 : x
2. Step 2: Convert to fraction form
   54,607.13/82,756.31 = 82,756.31/x
3. Step 3: Cross multiply
   54,607.13x = 82,756.31 × 82,756.31
4. Step 4: Simplify right side
   54,607.13x = 6,848,607,258.60
5. Step 5: Solve for x
   x = 6,848,607,258.60/54,607.13
6. Step 6: Final answer
   x = 125,416.00