Finding the Fourth Proportional to 113,524.37, 156,663.68 and 65,805.41

Step by Step Solution

1. Step 1: Write the proportion equation
   113,524.37 : 156,663.68 = 65,805.41 : x
2. Step 2: Convert to fraction form
   113,524.37/156,663.68 = 65,805.41/x
3. Step 3: Cross multiply
   113,524.37x = 156,663.68 × 65,805.41
4. Step 4: Simplify right side
   113,524.37x = 10,309,317,694.51
5. Step 5: Solve for x
   x = 10,309,317,694.51/113,524.37
6. Step 6: Final answer
   x = 90,811.49