Finding the Fourth Proportional to 85,462.80, 117,936.72 and 47,736.96

Step by Step Solution

1. Step 1: Write the proportion equation
   85,462.80 : 117,936.72 = 47,736.96 : x
2. Step 2: Convert to fraction form
   85,462.80/117,936.72 = 47,736.96/x
3. Step 3: Cross multiply
   85,462.80x = 117,936.72 × 47,736.96
4. Step 4: Simplify right side
   85,462.80x = 5,629,940,485.17
5. Step 5: Solve for x
   x = 5,629,940,485.17/85,462.80
6. Step 6: Final answer
   x = 65,875.92