Finding the Fourth Proportional to 31,625.56, 43,642.83 and 17,478.10

Step by Step Solution

1. Step 1: Write the proportion equation
   31,625.56 : 43,642.83 = 17,478.10 : x
2. Step 2: Convert to fraction form
   31,625.56/43,642.83 = 17,478.10/x
3. Step 3: Cross multiply
   31,625.56x = 43,642.83 × 17,478.10
4. Step 4: Simplify right side
   31,625.56x = 762,793,747.02
5. Step 5: Solve for x
   x = 762,793,747.02/31,625.56
6. Step 6: Final answer
   x = 24,119.53