Finding the Fourth Proportional to 72,010.47, 99,358.53 and 41,778.27

Step by Step Solution

1. Step 1: Write the proportion equation
   72,010.47 : 99,358.53 = 41,778.27 : x
2. Step 2: Convert to fraction form
   72,010.47/99,358.53 = 41,778.27/x
3. Step 3: Cross multiply
   72,010.47x = 99,358.53 × 41,778.27
4. Step 4: Simplify right side
   72,010.47x = 4,151,027,493.14
5. Step 5: Solve for x
   x = 4,151,027,493.14/72,010.47
6. Step 6: Final answer
   x = 57,644.78