Finding the Third Proportional to 38,940.75 and 84,071.25

Step by Step Solution

1. Step 1: Write the proportion equation
   38,940.75 : 84,071.25 = 84,071.25 : x
2. Step 2: Convert to fraction form
   38,940.75/84,071.25 = 84,071.25/x
3. Step 3: Cross multiply
   38,940.75x = 84,071.25 × 84,071.25
4. Step 4: Simplify right side
   38,940.75x = 7,067,975,076.56
5. Step 5: Solve for x
   x = 7,067,975,076.56/38,940.75
6. Step 6: Final answer
   x = 181,505.88