Finding the Third Proportional to 37,270.13 and 81,921.38

Step by Step Solution

1. Step 1: Write the proportion equation
   37,270.13 : 81,921.38 = 81,921.38 : x
2. Step 2: Convert to fraction form
   37,270.13/81,921.38 = 81,921.38/x
3. Step 3: Cross multiply
   37,270.13x = 81,921.38 × 81,921.38
4. Step 4: Simplify right side
   37,270.13x = 6,711,111,681.89
5. Step 5: Solve for x
   x = 6,711,111,681.89/37,270.13
6. Step 6: Final answer
   x = 180,066.79