Finding the Fourth Proportional to 9,938.19, 13,715.04 and 5,462.10

Step by Step Solution

1. Step 1: Write the proportion equation
   9,938.19 : 13,715.04 = 5,462.10 : x
2. Step 2: Convert to fraction form
   9,938.19/13,715.04 = 5,462.10/x
3. Step 3: Cross multiply
   9,938.19x = 13,715.04 × 5,462.10
4. Step 4: Simplify right side
   9,938.19x = 74,912,938.95
5. Step 5: Solve for x
   x = 74,912,938.95/9,938.19
6. Step 6: Final answer
   x = 7,537.88