Finding the Fourth Proportional to 47,803.81, 71,495.83 and 42,575.65

Step by Step Solution

1. Step 1: Write the proportion equation
   47,803.81 : 71,495.83 = 42,575.65 : x
2. Step 2: Convert to fraction form
   47,803.81/71,495.83 = 42,575.65/x
3. Step 3: Cross multiply
   47,803.81x = 71,495.83 × 42,575.65
4. Step 4: Simplify right side
   47,803.81x = 3,043,981,434.54
5. Step 5: Solve for x
   x = 3,043,981,434.54/47,803.81
6. Step 6: Final answer
   x = 63,676.54