Finding the Fourth Proportional to 31,122.32, 42,952.43 and 17,695.58

Step by Step Solution

1. Step 1: Write the proportion equation
   31,122.32 : 42,952.43 = 17,695.58 : x
2. Step 2: Convert to fraction form
   31,122.32/42,952.43 = 17,695.58/x
3. Step 3: Cross multiply
   31,122.32x = 42,952.43 × 17,695.58
4. Step 4: Simplify right side
   31,122.32x = 760,068,300.21
5. Step 5: Solve for x
   x = 760,068,300.21/31,122.32
6. Step 6: Final answer
   x = 24,421.97