Finding the Third Proportional to 17,672.38 and 37,389.88

Step by Step Solution

1. Step 1: Write the proportion equation
   17,672.38 : 37,389.88 = 37,389.88 : x
2. Step 2: Convert to fraction form
   17,672.38/37,389.88 = 37,389.88/x
3. Step 3: Cross multiply
   17,672.38x = 37,389.88 × 37,389.88
4. Step 4: Simplify right side
   17,672.38x = 1,398,002,752.52
5. Step 5: Solve for x
   x = 1,398,002,752.52/17,672.38
6. Step 6: Final answer
   x = 79,106.67