Finding the Fourth Proportional to 9,953.42, 13,735.73 and 5,477.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,953.42 : 13,735.73 = 5,477.50 : x
2. Step 2: Convert to fraction form
   9,953.42/13,735.73 = 5,477.50/x
3. Step 3: Cross multiply
   9,953.42x = 13,735.73 × 5,477.50
4. Step 4: Simplify right side
   9,953.42x = 75,237,440.43
5. Step 5: Solve for x
   x = 75,237,440.43/9,953.42
6. Step 6: Final answer
   x = 7,558.95