Finding the Fourth Proportional to 85,141.94, 117,495.90 and 49,352.72

Step by Step Solution

1. Step 1: Write the proportion equation
   85,141.94 : 117,495.90 = 49,352.72 : x
2. Step 2: Convert to fraction form
   85,141.94/117,495.90 = 49,352.72/x
3. Step 3: Cross multiply
   85,141.94x = 117,495.90 × 49,352.72
4. Step 4: Simplify right side
   85,141.94x = 5,798,741,666.37
5. Step 5: Solve for x
   x = 5,798,741,666.37/85,141.94
6. Step 6: Final answer
   x = 68,106.76