Finding the Third Proportional to 104,292.56 and 145,093.78

Step by Step Solution

1. Step 1: Write the proportion equation
   104,292.56 : 145,093.78 = 145,093.78 : x
2. Step 2: Convert to fraction form
   104,292.56/145,093.78 = 145,093.78/x
3. Step 3: Cross multiply
   104,292.56x = 145,093.78 × 145,093.78
4. Step 4: Simplify right side
   104,292.56x = 21,052,205,357.42
5. Step 5: Solve for x
   x = 21,052,205,357.42/104,292.56
6. Step 6: Final answer
   x = 201,857.21