Finding the Fourth Proportional to 9,772.08, 13,484.67 and 5,523.51

Step by Step Solution

1. Step 1: Write the proportion equation
   9,772.08 : 13,484.67 = 5,523.51 : x
2. Step 2: Convert to fraction form
   9,772.08/13,484.67 = 5,523.51/x
3. Step 3: Cross multiply
   9,772.08x = 13,484.67 × 5,523.51
4. Step 4: Simplify right side
   9,772.08x = 74,482,709.59
5. Step 5: Solve for x
   x = 74,482,709.59/9,772.08
6. Step 6: Final answer
   x = 7,621.99