Finding the Third Proportional to 91,054.13 and 100,581.75

Step by Step Solution

1. Step 1: Write the proportion equation
   91,054.13 : 100,581.75 = 100,581.75 : x
2. Step 2: Convert to fraction form
   91,054.13/100,581.75 = 100,581.75/x
3. Step 3: Cross multiply
   91,054.13x = 100,581.75 × 100,581.75
4. Step 4: Simplify right side
   91,054.13x = 10,116,688,433.06
5. Step 5: Solve for x
   x = 10,116,688,433.06/91,054.13
6. Step 6: Final answer
   x = 111,106.32