Finding the Fourth Proportional to 31,206.51, 43,065.25 and 17,777.56

Step by Step Solution

1. Step 1: Write the proportion equation
   31,206.51 : 43,065.25 = 17,777.56 : x
2. Step 2: Convert to fraction form
   31,206.51/43,065.25 = 17,777.56/x
3. Step 3: Cross multiply
   31,206.51x = 43,065.25 × 17,777.56
4. Step 4: Simplify right side
   31,206.51x = 765,594,761.58
5. Step 5: Solve for x
   x = 765,594,761.58/31,206.51
6. Step 6: Final answer
   x = 24,533.17