Finding the Fourth Proportional to 31,039.37, 42,833.43 and 17,611.86

Step by Step Solution

1. Step 1: Write the proportion equation
   31,039.37 : 42,833.43 = 17,611.86 : x
2. Step 2: Convert to fraction form
   31,039.37/42,833.43 = 17,611.86/x
3. Step 3: Cross multiply
   31,039.37x = 42,833.43 × 17,611.86
4. Step 4: Simplify right side
   31,039.37x = 754,376,372.48
5. Step 5: Solve for x
   x = 754,376,372.48/31,039.37
6. Step 6: Final answer
   x = 24,303.86