Finding the Fourth Proportional to 91,021.83, 136,425.47 and 41,043.41

Step by Step Solution

1. Step 1: Write the proportion equation
   91,021.83 : 136,425.47 = 41,043.41 : x
2. Step 2: Convert to fraction form
   91,021.83/136,425.47 = 41,043.41/x
3. Step 3: Cross multiply
   91,021.83x = 136,425.47 × 41,043.41
4. Step 4: Simplify right side
   91,021.83x = 5,599,366,499.65
5. Step 5: Solve for x
   x = 5,599,366,499.65/91,021.83
6. Step 6: Final answer
   x = 61,516.74