Finding the Fourth Proportional to 9,938.96, 13,715.76 and 5,463

Step by Step Solution

1. Step 1: Write the proportion equation
   9,938.96 : 13,715.76 = 5,463 : x
2. Step 2: Convert to fraction form
   9,938.96/13,715.76 = 5,463/x
3. Step 3: Cross multiply
   9,938.96x = 13,715.76 × 5,463
4. Step 4: Simplify right side
   9,938.96x = 74,929,217.37
5. Step 5: Solve for x
   x = 74,929,217.37/9,938.96
6. Step 6: Final answer
   x = 7,538.94