Finding the Fourth Proportional to 9,772.12, 13,484.72 and 5,523.54

Step by Step Solution

1. Step 1: Write the proportion equation
   9,772.12 : 13,484.72 = 5,523.54 : x
2. Step 2: Convert to fraction form
   9,772.12/13,484.72 = 5,523.54/x
3. Step 3: Cross multiply
   9,772.12x = 13,484.72 × 5,523.54
4. Step 4: Simplify right side
   9,772.12x = 74,483,390.31
5. Step 5: Solve for x
   x = 74,483,390.31/9,772.12
6. Step 6: Final answer
   x = 7,622.03