Finding the Fourth Proportional to 51,629.34, 71,242.14 and 30,404.50

Step by Step Solution

1. Step 1: Write the proportion equation
   51,629.34 : 71,242.14 = 30,404.50 : x
2. Step 2: Convert to fraction form
   51,629.34/71,242.14 = 30,404.50/x
3. Step 3: Cross multiply
   51,629.34x = 71,242.14 × 30,404.50
4. Step 4: Simplify right side
   51,629.34x = 2,166,081,645.63
5. Step 5: Solve for x
   x = 2,166,081,645.63/51,629.34
6. Step 6: Final answer
   x = 41,954.47