Finding the Third Proportional to 45,111.25 and 91,315.75

Step by Step Solution

1. Step 1: Write the proportion equation
   45,111.25 : 91,315.75 = 91,315.75 : x
2. Step 2: Convert to fraction form
   45,111.25/91,315.75 = 91,315.75/x
3. Step 3: Cross multiply
   45,111.25x = 91,315.75 × 91,315.75
4. Step 4: Simplify right side
   45,111.25x = 8,338,566,198.06
5. Step 5: Solve for x
   x = 8,338,566,198.06/45,111.25
6. Step 6: Final answer
   x = 184,844.49