Finding the Fourth Proportional to 31,680.56, 43,718.52 and 17,532.56

Step by Step Solution

1. Step 1: Write the proportion equation
   31,680.56 : 43,718.52 = 17,532.56 : x
2. Step 2: Convert to fraction form
   31,680.56/43,718.52 = 17,532.56/x
3. Step 3: Cross multiply
   31,680.56x = 43,718.52 × 17,532.56
4. Step 4: Simplify right side
   31,680.56x = 766,497,575.01
5. Step 5: Solve for x
   x = 766,497,575.01/31,680.56
6. Step 6: Final answer
   x = 24,194.57