Finding the Fourth Proportional to 31,675.42, 43,709.79 and 17,528.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,675.42 : 43,709.79 = 17,528.50 : x
2. Step 2: Convert to fraction form
   31,675.42/43,709.79 = 17,528.50/x
3. Step 3: Cross multiply
   31,675.42x = 43,709.79 × 17,528.50
4. Step 4: Simplify right side
   31,675.42x = 766,167,054.02
5. Step 5: Solve for x
   x = 766,167,054.02/31,675.42
6. Step 6: Final answer
   x = 24,188.06