Finding the Fourth Proportional to 31,060.14, 42,864.03 and 16,914.30

Step by Step Solution

1. Step 1: Write the proportion equation
   31,060.14 : 42,864.03 = 16,914.30 : x
2. Step 2: Convert to fraction form
   31,060.14/42,864.03 = 16,914.30/x
3. Step 3: Cross multiply
   31,060.14x = 42,864.03 × 16,914.30
4. Step 4: Simplify right side
   31,060.14x = 725,015,062.63
5. Step 5: Solve for x
   x = 725,015,062.63/31,060.14
6. Step 6: Final answer
   x = 23,342.30