Finding the Fourth Proportional to 9,938.77, 13,715.33 and 5,462.51

Step by Step Solution

1. Step 1: Write the proportion equation
   9,938.77 : 13,715.33 = 5,462.51 : x
2. Step 2: Convert to fraction form
   9,938.77/13,715.33 = 5,462.51/x
3. Step 3: Cross multiply
   9,938.77x = 13,715.33 × 5,462.51
4. Step 4: Simplify right side
   9,938.77x = 74,920,031.39
5. Step 5: Solve for x
   x = 74,920,031.39/9,938.77
6. Step 6: Final answer
   x = 7,538.16