Finding the Fourth Proportional to 31,041.94, 42,837.87 and 16,894.88

Step by Step Solution

1. Step 1: Write the proportion equation
   31,041.94 : 42,837.87 = 16,894.88 : x
2. Step 2: Convert to fraction form
   31,041.94/42,837.87 = 16,894.88/x
3. Step 3: Cross multiply
   31,041.94x = 42,837.87 × 16,894.88
4. Step 4: Simplify right side
   31,041.94x = 723,740,843.56
5. Step 5: Solve for x
   x = 723,740,843.56/31,041.94
6. Step 6: Final answer
   x = 23,314.94