Finding the Fourth Proportional to 91,020.83, 136,423.97 and 41,042.41

Step by Step Solution

1. Step 1: Write the proportion equation
   91,020.83 : 136,423.97 = 41,042.41 : x
2. Step 2: Convert to fraction form
   91,020.83/136,423.97 = 41,042.41/x
3. Step 3: Cross multiply
   91,020.83x = 136,423.97 × 41,042.41
4. Step 4: Simplify right side
   91,020.83x = 5,599,168,510.57
5. Step 5: Solve for x
   x = 5,599,168,510.57/91,020.83
6. Step 6: Final answer
   x = 61,515.24