Finding the Third Proportional to 69,455.50 and 103,725.50

Step by Step Solution

1. Step 1: Write the proportion equation
   69,455.50 : 103,725.50 = 103,725.50 : x
2. Step 2: Convert to fraction form
   69,455.50/103,725.50 = 103,725.50/x
3. Step 3: Cross multiply
   69,455.50x = 103,725.50 × 103,725.50
4. Step 4: Simplify right side
   69,455.50x = 10,758,979,350.25
5. Step 5: Solve for x
   x = 10,758,979,350.25/69,455.50
6. Step 6: Final answer
   x = 154,904.64