Finding the Fourth Proportional to 31,302, 43,196.76 and 18,054

Step by Step Solution

1. Step 1: Write the proportion equation
   31,302 : 43,196.76 = 18,054 : x
2. Step 2: Convert to fraction form
   31,302/43,196.76 = 18,054/x
3. Step 3: Cross multiply
   31,302x = 43,196.76 × 18,054
4. Step 4: Simplify right side
   31,302x = 779,874,305.04
5. Step 5: Solve for x
   x = 779,874,305.04/31,302
6. Step 6: Final answer
   x = 24,914.52