Finding the Fourth Proportional to 51,951.03, 71,688.82 and 29,290.83

Step by Step Solution

1. Step 1: Write the proportion equation
   51,951.03 : 71,688.82 = 29,290.83 : x
2. Step 2: Convert to fraction form
   51,951.03/71,688.82 = 29,290.83/x
3. Step 3: Cross multiply
   51,951.03x = 71,688.82 × 29,290.83
4. Step 4: Simplify right side
   51,951.03x = 2,099,825,039.52
5. Step 5: Solve for x
   x = 2,099,825,039.52/51,951.03
6. Step 6: Final answer
   x = 40,419.31