Finding the Fourth Proportional to 31,026.51, 42,820.97 and 17,601.08

Step by Step Solution

1. Step 1: Write the proportion equation
   31,026.51 : 42,820.97 = 17,601.08 : x
2. Step 2: Convert to fraction form
   31,026.51/42,820.97 = 17,601.08/x
3. Step 3: Cross multiply
   31,026.51x = 42,820.97 × 17,601.08
4. Step 4: Simplify right side
   31,026.51x = 753,695,016.54
5. Step 5: Solve for x
   x = 753,695,016.54/31,026.51
6. Step 6: Final answer
   x = 24,291.97