Finding the Fourth Proportional to 51,826.32, 71,516.40 and 30,601.50

Step by Step Solution

1. Step 1: Write the proportion equation
   51,826.32 : 71,516.40 = 30,601.50 : x
2. Step 2: Convert to fraction form
   51,826.32/71,516.40 = 30,601.50/x
3. Step 3: Cross multiply
   51,826.32x = 71,516.40 × 30,601.50
4. Step 4: Simplify right side
   51,826.32x = 2,188,509,114.60
5. Step 5: Solve for x
   x = 2,188,509,114.60/51,826.32
6. Step 6: Final answer
   x = 42,227.75