Finding the Fourth Proportional to 9,152.52, 12,630.50 and 4,960.77

Step by Step Solution

1. Step 1: Write the proportion equation
   9,152.52 : 12,630.50 = 4,960.77 : x
2. Step 2: Convert to fraction form
   9,152.52/12,630.50 = 4,960.77/x
3. Step 3: Cross multiply
   9,152.52x = 12,630.50 × 4,960.77
4. Step 4: Simplify right side
   9,152.52x = 62,657,005.49
5. Step 5: Solve for x
   x = 62,657,005.49/9,152.52
6. Step 6: Final answer
   x = 6,845.87