Finding the Third Proportional to 37,600.45 and 81,815.91

Step by Step Solution

1. Step 1: Write the proportion equation
   37,600.45 : 81,815.91 = 81,815.91 : x
2. Step 2: Convert to fraction form
   37,600.45/81,815.91 = 81,815.91/x
3. Step 3: Cross multiply
   37,600.45x = 81,815.91 × 81,815.91
4. Step 4: Simplify right side
   37,600.45x = 6,693,842,515.51
5. Step 5: Solve for x
   x = 6,693,842,515.51/37,600.45
6. Step 6: Final answer
   x = 178,025.58