Finding the Third Proportional to 37,131.75 and 81,037.13

Step by Step Solution

1. Step 1: Write the proportion equation
   37,131.75 : 81,037.13 = 81,037.13 : x
2. Step 2: Convert to fraction form
   37,131.75/81,037.13 = 81,037.13/x
3. Step 3: Cross multiply
   37,131.75x = 81,037.13 × 81,037.13
4. Step 4: Simplify right side
   37,131.75x = 6,567,015,628.27
5. Step 5: Solve for x
   x = 6,567,015,628.27/37,131.75
6. Step 6: Final answer
   x = 176,857.15