Finding the Fourth Proportional to 9,154.56, 12,633.18 and 4,962.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,154.56 : 12,633.18 = 4,962.72 : x
2. Step 2: Convert to fraction form
   9,154.56/12,633.18 = 4,962.72/x
3. Step 3: Cross multiply
   9,154.56x = 12,633.18 × 4,962.72
4. Step 4: Simplify right side
   9,154.56x = 62,694,935.05
5. Step 5: Solve for x
   x = 62,694,935.05/9,154.56
6. Step 6: Final answer
   x = 6,848.49