Finding the Third Proportional to 84,055.50 and 126,396

Step by Step Solution

1. Step 1: Write the proportion equation
   84,055.50 : 126,396 = 126,396 : x
2. Step 2: Convert to fraction form
   84,055.50/126,396 = 126,396/x
3. Step 3: Cross multiply
   84,055.50x = 126,396 × 126,396
4. Step 4: Simplify right side
   84,055.50x = 15,975,948,816
5. Step 5: Solve for x
   x = 15,975,948,816/84,055.50
6. Step 6: Final answer
   x = 190,064.29