Finding the Third Proportional to 16,996.31 and 37,390.69

Step by Step Solution

1. Step 1: Write the proportion equation
   16,996.31 : 37,390.69 = 37,390.69 : x
2. Step 2: Convert to fraction form
   16,996.31/37,390.69 = 37,390.69/x
3. Step 3: Cross multiply
   16,996.31x = 37,390.69 × 37,390.69
4. Step 4: Simplify right side
   16,996.31x = 1,398,063,511.72
5. Step 5: Solve for x
   x = 1,398,063,511.72/16,996.31
6. Step 6: Final answer
   x = 82,256.87