Finding the Fourth Proportional to 51,280.55, 70,770.71 and 28,623.95

Step by Step Solution

1. Step 1: Write the proportion equation
   51,280.55 : 70,770.71 = 28,623.95 : x
2. Step 2: Convert to fraction form
   51,280.55/70,770.71 = 28,623.95/x
3. Step 3: Cross multiply
   51,280.55x = 70,770.71 × 28,623.95
4. Step 4: Simplify right side
   51,280.55x = 2,025,737,298.31
5. Step 5: Solve for x
   x = 2,025,737,298.31/51,280.55
6. Step 6: Final answer
   x = 39,503.04