Finding the Fourth Proportional to 31,206.88, 43,060.67 and 17,776.43

Step by Step Solution

1. Step 1: Write the proportion equation
   31,206.88 : 43,060.67 = 17,776.43 : x
2. Step 2: Convert to fraction form
   31,206.88/43,060.67 = 17,776.43/x
3. Step 3: Cross multiply
   31,206.88x = 43,060.67 × 17,776.43
4. Step 4: Simplify right side
   31,206.88x = 765,464,681.82
5. Step 5: Solve for x
   x = 765,464,681.82/31,206.88
6. Step 6: Final answer
   x = 24,528.72