Finding the Third Proportional to 191,143.69 and 267,410.25

Step by Step Solution

1. Step 1: Write the proportion equation
   191,143.69 : 267,410.25 = 267,410.25 : x
2. Step 2: Convert to fraction form
   191,143.69/267,410.25 = 267,410.25/x
3. Step 3: Cross multiply
   191,143.69x = 267,410.25 × 267,410.25
4. Step 4: Simplify right side
   191,143.69x = 71,508,241,805.06
5. Step 5: Solve for x
   x = 71,508,241,805.06/191,143.69
6. Step 6: Final answer
   x = 374,107.26