Finding the Fourth Proportional to 31,065.93, 42,861.56 and 17,636.94

Step by Step Solution

1. Step 1: Write the proportion equation
   31,065.93 : 42,861.56 = 17,636.94 : x
2. Step 2: Convert to fraction form
   31,065.93/42,861.56 = 17,636.94/x
3. Step 3: Cross multiply
   31,065.93x = 42,861.56 × 17,636.94
4. Step 4: Simplify right side
   31,065.93x = 755,946,673.84
5. Step 5: Solve for x
   x = 755,946,673.84/31,065.93
6. Step 6: Final answer
   x = 24,333.62