Finding the Fourth Proportional to 34,834.82, 48,072.76 and 21,218.18

Step by Step Solution

1. Step 1: Write the proportion equation
   34,834.82 : 48,072.76 = 21,218.18 : x
2. Step 2: Convert to fraction form
   34,834.82/48,072.76 = 21,218.18/x
3. Step 3: Cross multiply
   34,834.82x = 48,072.76 × 21,218.18
4. Step 4: Simplify right side
   34,834.82x = 1,020,016,181.37
5. Step 5: Solve for x
   x = 1,020,016,181.37/34,834.82
6. Step 6: Final answer
   x = 29,281.52