Finding the Third Proportional to 104,615 and 134,323.50

Step by Step Solution

1. Step 1: Write the proportion equation
   104,615 : 134,323.50 = 134,323.50 : x
2. Step 2: Convert to fraction form
   104,615/134,323.50 = 134,323.50/x
3. Step 3: Cross multiply
   104,615x = 134,323.50 × 134,323.50
4. Step 4: Simplify right side
   104,615x = 18,042,802,652.25
5. Step 5: Solve for x
   x = 18,042,802,652.25/104,615
6. Step 6: Final answer
   x = 172,468.60