Finding the Fourth Proportional to 9,890.48, 14,837.52 and 4,963.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,890.48 : 14,837.52 = 4,963.52 : x
2. Step 2: Convert to fraction form
   9,890.48/14,837.52 = 4,963.52/x
3. Step 3: Cross multiply
   9,890.48x = 14,837.52 × 4,963.52
4. Step 4: Simplify right side
   9,890.48x = 73,646,327.27
5. Step 5: Solve for x
   x = 73,646,327.27/9,890.48
6. Step 6: Final answer
   x = 7,446.18