Finding the Fourth Proportional to 34,441.78, 51,613.33 and 19,620.09

Step by Step Solution

1. Step 1: Write the proportion equation
   34,441.78 : 51,613.33 = 19,620.09 : x
2. Step 2: Convert to fraction form
   34,441.78/51,613.33 = 19,620.09/x
3. Step 3: Cross multiply
   34,441.78x = 51,613.33 × 19,620.09
4. Step 4: Simplify right side
   34,441.78x = 1,012,658,179.80
5. Step 5: Solve for x
   x = 1,012,658,179.80/34,441.78
6. Step 6: Final answer
   x = 29,402.03