Finding the Third Proportional to 54,615.75 and 73,357.50

Step by Step Solution

1. Step 1: Write the proportion equation
   54,615.75 : 73,357.50 = 73,357.50 : x
2. Step 2: Convert to fraction form
   54,615.75/73,357.50 = 73,357.50/x
3. Step 3: Cross multiply
   54,615.75x = 73,357.50 × 73,357.50
4. Step 4: Simplify right side
   54,615.75x = 5,381,322,806.25
5. Step 5: Solve for x
   x = 5,381,322,806.25/54,615.75
6. Step 6: Final answer
   x = 98,530.60