Finding the Third Proportional to 17,748.81 and 37,865.69

Step by Step Solution

1. Step 1: Write the proportion equation
   17,748.81 : 37,865.69 = 37,865.69 : x
2. Step 2: Convert to fraction form
   17,748.81/37,865.69 = 37,865.69/x
3. Step 3: Cross multiply
   17,748.81x = 37,865.69 × 37,865.69
4. Step 4: Simplify right side
   17,748.81x = 1,433,810,289.85
5. Step 5: Solve for x
   x = 1,433,810,289.85/17,748.81
6. Step 6: Final answer
   x = 80,783.45