Finding the Fourth Proportional to 7,473.42, 11,196.72 and 5,129.52

Step by Step Solution

1. Step 1: Write the proportion equation
   7,473.42 : 11,196.72 = 5,129.52 : x
2. Step 2: Convert to fraction form
   7,473.42/11,196.72 = 5,129.52/x
3. Step 3: Cross multiply
   7,473.42x = 11,196.72 × 5,129.52
4. Step 4: Simplify right side
   7,473.42x = 57,433,799.17
5. Step 5: Solve for x
   x = 57,433,799.17/7,473.42
6. Step 6: Final answer
   x = 7,685.08