Finding the Fourth Proportional to 52,034.45, 71,790.77 and 31,870.31

Step by Step Solution

1. Step 1: Write the proportion equation
   52,034.45 : 71,790.77 = 31,870.31 : x
2. Step 2: Convert to fraction form
   52,034.45/71,790.77 = 31,870.31/x
3. Step 3: Cross multiply
   52,034.45x = 71,790.77 × 31,870.31
4. Step 4: Simplify right side
   52,034.45x = 2,287,993,815.76
5. Step 5: Solve for x
   x = 2,287,993,815.76/52,034.45
6. Step 6: Final answer
   x = 43,970.75