Finding the Third Proportional to 43,615 and 69,174.50

Step by Step Solution

1. Step 1: Write the proportion equation
   43,615 : 69,174.50 = 69,174.50 : x
2. Step 2: Convert to fraction form
   43,615/69,174.50 = 69,174.50/x
3. Step 3: Cross multiply
   43,615x = 69,174.50 × 69,174.50
4. Step 4: Simplify right side
   43,615x = 4,785,111,450.25
5. Step 5: Solve for x
   x = 4,785,111,450.25/43,615
6. Step 6: Final answer
   x = 109,712.52