Finding the Third Proportional to 91,100 and 137,922

Step by Step Solution

1. Step 1: Write the proportion equation
   91,100 : 137,922 = 137,922 : x
2. Step 2: Convert to fraction form
   91,100/137,922 = 137,922/x
3. Step 3: Cross multiply
   91,100x = 137,922 × 137,922
4. Step 4: Simplify right side
   91,100x = 19,022,478,084
5. Step 5: Solve for x
   x = 19,022,478,084/91,100
6. Step 6: Final answer
   x = 208,808.76