Finding the Fourth Proportional to 91,085.92, 136,588.75 and 41,164.00

Step by Step Solution

1. Step 1: Write the proportion equation
   91,085.92 : 136,588.75 = 41,164.00 : x
2. Step 2: Convert to fraction form
   91,085.92/136,588.75 = 41,164.00/x
3. Step 3: Cross multiply
   91,085.92x = 136,588.75 × 41,164.00
4. Step 4: Simplify right side
   91,085.92x = 5,622,538,860.62
5. Step 5: Solve for x
   x = 5,622,538,860.62/91,085.92
6. Step 6: Final answer
   x = 61,727.86