Finding the Fourth Proportional to 85,713.98, 128,653.90 and 41,371.94

Step by Step Solution

1. Step 1: Write the proportion equation
   85,713.98 : 128,653.90 = 41,371.94 : x
2. Step 2: Convert to fraction form
   85,713.98/128,653.90 = 41,371.94/x
3. Step 3: Cross multiply
   85,713.98x = 128,653.90 × 41,371.94
4. Step 4: Simplify right side
   85,713.98x = 5,322,661,431.57
5. Step 5: Solve for x
   x = 5,322,661,431.57/85,713.98
6. Step 6: Final answer
   x = 62,097.94