Finding the Fourth Proportional to 9,912.68, 14,846.32 and 4,983.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,912.68 : 14,846.32 = 4,983.72 : x
2. Step 2: Convert to fraction form
   9,912.68/14,846.32 = 4,983.72/x
3. Step 3: Cross multiply
   9,912.68x = 14,846.32 × 4,983.72
4. Step 4: Simplify right side
   9,912.68x = 73,989,901.91
5. Step 5: Solve for x
   x = 73,989,901.91/9,912.68
6. Step 6: Final answer
   x = 7,464.17