Finding the Third Proportional to 54,781.31 and 73,150.59

Step by Step Solution

1. Step 1: Write the proportion equation
   54,781.31 : 73,150.59 = 73,150.59 : x
2. Step 2: Convert to fraction form
   54,781.31/73,150.59 = 73,150.59/x
3. Step 3: Cross multiply
   54,781.31x = 73,150.59 × 73,150.59
4. Step 4: Simplify right side
   54,781.31x = 5,351,009,365.98
5. Step 5: Solve for x
   x = 5,351,009,365.98/54,781.31
6. Step 6: Final answer
   x = 97,679.47