Finding the Fourth Proportional to 30,549.52, 42,179 and 19,081.96

Step by Step Solution

1. Step 1: Write the proportion equation
   30,549.52 : 42,179 = 19,081.96 : x
2. Step 2: Convert to fraction form
   30,549.52/42,179 = 19,081.96/x
3. Step 3: Cross multiply
   30,549.52x = 42,179 × 19,081.96
4. Step 4: Simplify right side
   30,549.52x = 804,857,990.84
5. Step 5: Solve for x
   x = 804,857,990.84/30,549.52
6. Step 6: Final answer
   x = 26,346.01