Finding the Third Proportional to 38,036.25 and 81,349.31

Step by Step Solution

1. Step 1: Write the proportion equation
   38,036.25 : 81,349.31 = 81,349.31 : x
2. Step 2: Convert to fraction form
   38,036.25/81,349.31 = 81,349.31/x
3. Step 3: Cross multiply
   38,036.25x = 81,349.31 × 81,349.31
4. Step 4: Simplify right side
   38,036.25x = 6,617,710,644.22
5. Step 5: Solve for x
   x = 6,617,710,644.22/38,036.25
6. Step 6: Final answer
   x = 173,984.31