Finding the Fourth Proportional to 9,953.03, 13,735.58 and 5,477.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,953.03 : 13,735.58 = 5,477.12 : x
2. Step 2: Convert to fraction form
   9,953.03/13,735.58 = 5,477.12/x
3. Step 3: Cross multiply
   9,953.03x = 13,735.58 × 5,477.12
4. Step 4: Simplify right side
   9,953.03x = 75,231,375.37
5. Step 5: Solve for x
   x = 75,231,375.37/9,953.03
6. Step 6: Final answer
   x = 7,558.64