Finding the Fourth Proportional to 47,511.77, 65,216.94 and 42,013.73

Step by Step Solution

1. Step 1: Write the proportion equation
   47,511.77 : 65,216.94 = 42,013.73 : x
2. Step 2: Convert to fraction form
   47,511.77/65,216.94 = 42,013.73/x
3. Step 3: Cross multiply
   47,511.77x = 65,216.94 × 42,013.73
4. Step 4: Simplify right side
   47,511.77x = 2,740,006,582.50
5. Step 5: Solve for x
   x = 2,740,006,582.50/47,511.77
6. Step 6: Final answer
   x = 57,670.07