Finding the Third Proportional to 17,859.38 and 38,179.13

Step by Step Solution

1. Step 1: Write the proportion equation
   17,859.38 : 38,179.13 = 38,179.13 : x
2. Step 2: Convert to fraction form
   17,859.38/38,179.13 = 38,179.13/x
3. Step 3: Cross multiply
   17,859.38x = 38,179.13 × 38,179.13
4. Step 4: Simplify right side
   17,859.38x = 1,457,645,585.77
5. Step 5: Solve for x
   x = 1,457,645,585.77/17,859.38
6. Step 6: Final answer
   x = 81,617.95