Finding the Fourth Proportional to 105,051.41, 157,578.48 and 34,930.72

Step by Step Solution

1. Step 1: Write the proportion equation
   105,051.41 : 157,578.48 = 34,930.72 : x
2. Step 2: Convert to fraction form
   105,051.41/157,578.48 = 34,930.72/x
3. Step 3: Cross multiply
   105,051.41x = 157,578.48 × 34,930.72
4. Step 4: Simplify right side
   105,051.41x = 5,504,329,762.91
5. Step 5: Solve for x
   x = 5,504,329,762.91/105,051.41
6. Step 6: Final answer
   x = 52,396.53