Finding the Third Proportional to 17,931.38 and 37,821.94

Step by Step Solution

1. Step 1: Write the proportion equation
   17,931.38 : 37,821.94 = 37,821.94 : x
2. Step 2: Convert to fraction form
   17,931.38/37,821.94 = 37,821.94/x
3. Step 3: Cross multiply
   17,931.38x = 37,821.94 × 37,821.94
4. Step 4: Simplify right side
   17,931.38x = 1,430,498,956.25
5. Step 5: Solve for x
   x = 1,430,498,956.25/17,931.38
6. Step 6: Final answer
   x = 79,776.31