Finding the Fourth Proportional to 31,144.58, 42,975.62 and 17,530.94

Step by Step Solution

1. Step 1: Write the proportion equation
   31,144.58 : 42,975.62 = 17,530.94 : x
2. Step 2: Convert to fraction form
   31,144.58/42,975.62 = 17,530.94/x
3. Step 3: Cross multiply
   31,144.58x = 42,975.62 × 17,530.94
4. Step 4: Simplify right side
   31,144.58x = 753,403,035.47
5. Step 5: Solve for x
   x = 753,403,035.47/31,144.58
6. Step 6: Final answer
   x = 24,190.51