Finding the Fourth Proportional to 87,668.82, 120,983.52 and 47,382.48

Step by Step Solution

1. Step 1: Write the proportion equation
   87,668.82 : 120,983.52 = 47,382.48 : x
2. Step 2: Convert to fraction form
   87,668.82/120,983.52 = 47,382.48/x
3. Step 3: Cross multiply
   87,668.82x = 120,983.52 × 47,382.48
4. Step 4: Simplify right side
   87,668.82x = 5,732,499,216.73
5. Step 5: Solve for x
   x = 5,732,499,216.73/87,668.82
6. Step 6: Final answer
   x = 65,388.12