Finding the Fourth Proportional to 31,865.86, 43,976.01 and 17,526.79

Step by Step Solution

1. Step 1: Write the proportion equation
   31,865.86 : 43,976.01 = 17,526.79 : x
2. Step 2: Convert to fraction form
   31,865.86/43,976.01 = 17,526.79/x
3. Step 3: Cross multiply
   31,865.86x = 43,976.01 × 17,526.79
4. Step 4: Simplify right side
   31,865.86x = 770,758,292.31
5. Step 5: Solve for x
   x = 770,758,292.31/31,865.86
6. Step 6: Final answer
   x = 24,187.59