Finding the Fourth Proportional to 9,533.19, 13,156.63 and 5,554.22

Step by Step Solution

1. Step 1: Write the proportion equation
   9,533.19 : 13,156.63 = 5,554.22 : x
2. Step 2: Convert to fraction form
   9,533.19/13,156.63 = 5,554.22/x
3. Step 3: Cross multiply
   9,533.19x = 13,156.63 × 5,554.22
4. Step 4: Simplify right side
   9,533.19x = 73,074,811.82
5. Step 5: Solve for x
   x = 73,074,811.82/9,533.19
6. Step 6: Final answer
   x = 7,665.30