Finding the Third Proportional to 35,659.50 and 49,858.50

Step by Step Solution

1. Step 1: Write the proportion equation
   35,659.50 : 49,858.50 = 49,858.50 : x
2. Step 2: Convert to fraction form
   35,659.50/49,858.50 = 49,858.50/x
3. Step 3: Cross multiply
   35,659.50x = 49,858.50 × 49,858.50
4. Step 4: Simplify right side
   35,659.50x = 2,485,870,022.25
5. Step 5: Solve for x
   x = 2,485,870,022.25/35,659.50
6. Step 6: Final answer
   x = 69,711.30