Finding the Fourth Proportional to 31,510.09, 43,482.27 and 19,573.18

Step by Step Solution

1. Step 1: Write the proportion equation
   31,510.09 : 43,482.27 = 19,573.18 : x
2. Step 2: Convert to fraction form
   31,510.09/43,482.27 = 19,573.18/x
3. Step 3: Cross multiply
   31,510.09x = 43,482.27 × 19,573.18
4. Step 4: Simplify right side
   31,510.09x = 851,086,297.52
5. Step 5: Solve for x
   x = 851,086,297.52/31,510.09
6. Step 6: Final answer
   x = 27,009.97