Finding the Fourth Proportional to 72,887.69, 100,585.37 and 41,057.09

Step by Step Solution

1. Step 1: Write the proportion equation
   72,887.69 : 100,585.37 = 41,057.09 : x
2. Step 2: Convert to fraction form
   72,887.69/100,585.37 = 41,057.09/x
3. Step 3: Cross multiply
   72,887.69x = 100,585.37 × 41,057.09
4. Step 4: Simplify right side
   72,887.69x = 4,129,742,588.77
5. Step 5: Solve for x
   x = 4,129,742,588.77/72,887.69
6. Step 6: Final answer
   x = 56,658.99