Finding the Third Proportional to 9,100.69 and 10,356.19

Step by Step Solution

1. Step 1: Write the proportion equation
   9,100.69 : 10,356.19 = 10,356.19 : x
2. Step 2: Convert to fraction form
   9,100.69/10,356.19 = 10,356.19/x
3. Step 3: Cross multiply
   9,100.69x = 10,356.19 × 10,356.19
4. Step 4: Simplify right side
   9,100.69x = 107,250,619.54
5. Step 5: Solve for x
   x = 107,250,619.54/9,100.69
6. Step 6: Final answer
   x = 11,784.89