Finding the Third Proportional to 54,615 and 73,404.75

Step by Step Solution

1. Step 1: Write the proportion equation
   54,615 : 73,404.75 = 73,404.75 : x
2. Step 2: Convert to fraction form
   54,615/73,404.75 = 73,404.75/x
3. Step 3: Cross multiply
   54,615x = 73,404.75 × 73,404.75
4. Step 4: Simplify right side
   54,615x = 5,388,257,322.56
5. Step 5: Solve for x
   x = 5,388,257,322.56/54,615
6. Step 6: Final answer
   x = 98,658.93