Finding the Fourth Proportional to 85,298.81, 117,674.33 and 49,468.06

Step by Step Solution

1. Step 1: Write the proportion equation
   85,298.81 : 117,674.33 = 49,468.06 : x
2. Step 2: Convert to fraction form
   85,298.81/117,674.33 = 49,468.06/x
3. Step 3: Cross multiply
   85,298.81x = 117,674.33 × 49,468.06
4. Step 4: Simplify right side
   85,298.81x = 5,821,120,275.37
5. Step 5: Solve for x
   x = 5,821,120,275.37/85,298.81
6. Step 6: Final answer
   x = 68,243.86