Finding the Fourth Proportional to 42,069.92, 63,091.22 and 13,982.42

Step by Step Solution

1. Step 1: Write the proportion equation
   42,069.92 : 63,091.22 = 13,982.42 : x
2. Step 2: Convert to fraction form
   42,069.92/63,091.22 = 13,982.42/x
3. Step 3: Cross multiply
   42,069.92x = 63,091.22 × 13,982.42
4. Step 4: Simplify right side
   42,069.92x = 882,167,550.98
5. Step 5: Solve for x
   x = 882,167,550.98/42,069.92
6. Step 6: Final answer
   x = 20,969.08