Finding the Fourth Proportional to 31,978.40, 44,130.22 and 18,552.24

Step by Step Solution

1. Step 1: Write the proportion equation
   31,978.40 : 44,130.22 = 18,552.24 : x
2. Step 2: Convert to fraction form
   31,978.40/44,130.22 = 18,552.24/x
3. Step 3: Cross multiply
   31,978.40x = 44,130.22 × 18,552.24
4. Step 4: Simplify right side
   31,978.40x = 818,714,386.31
5. Step 5: Solve for x
   x = 818,714,386.31/31,978.40
6. Step 6: Final answer
   x = 25,602.11