Finding the Fourth Proportional to 47,868.27, 71,807.31 and 18,310.96

Step by Step Solution

1. Step 1: Write the proportion equation
   47,868.27 : 71,807.31 = 18,310.96 : x
2. Step 2: Convert to fraction form
   47,868.27/71,807.31 = 18,310.96/x
3. Step 3: Cross multiply
   47,868.27x = 71,807.31 × 18,310.96
4. Step 4: Simplify right side
   47,868.27x = 1,314,860,870.88
5. Step 5: Solve for x
   x = 1,314,860,870.88/47,868.27
6. Step 6: Final answer
   x = 27,468.32