Finding the Fourth Proportional to 31,094.82, 42,910.83 and 16,947.66

Step by Step Solution

1. Step 1: Write the proportion equation
   31,094.82 : 42,910.83 = 16,947.66 : x
2. Step 2: Convert to fraction form
   31,094.82/42,910.83 = 16,947.66/x
3. Step 3: Cross multiply
   31,094.82x = 42,910.83 × 16,947.66
4. Step 4: Simplify right side
   31,094.82x = 727,238,157.16
5. Step 5: Solve for x
   x = 727,238,157.16/31,094.82
6. Step 6: Final answer
   x = 23,387.76