Finding the Fourth Proportional to 31,192.72, 43,045.92 and 17,579.68

Step by Step Solution

1. Step 1: Write the proportion equation
   31,192.72 : 43,045.92 = 17,579.68 : x
2. Step 2: Convert to fraction form
   31,192.72/43,045.92 = 17,579.68/x
3. Step 3: Cross multiply
   31,192.72x = 43,045.92 × 17,579.68
4. Step 4: Simplify right side
   31,192.72x = 756,733,498.91
5. Step 5: Solve for x
   x = 756,733,498.91/31,192.72
6. Step 6: Final answer
   x = 24,259.94