Finding the Fourth Proportional to 72,973.29, 100,709.25 and 41,148.78

Step by Step Solution

1. Step 1: Write the proportion equation
   72,973.29 : 100,709.25 = 41,148.78 : x
2. Step 2: Convert to fraction form
   72,973.29/100,709.25 = 41,148.78/x
3. Step 3: Cross multiply
   72,973.29x = 100,709.25 × 41,148.78
4. Step 4: Simplify right side
   72,973.29x = 4,144,062,772.22
5. Step 5: Solve for x
   x = 4,144,062,772.22/72,973.29
6. Step 6: Final answer
   x = 56,788.76