Finding the Fourth Proportional to 9,181.15, 12,670.22 and 5,202.53

Step by Step Solution

1. Step 1: Write the proportion equation
   9,181.15 : 12,670.22 = 5,202.53 : x
2. Step 2: Convert to fraction form
   9,181.15/12,670.22 = 5,202.53/x
3. Step 3: Cross multiply
   9,181.15x = 12,670.22 × 5,202.53
4. Step 4: Simplify right side
   9,181.15x = 65,917,196.83
5. Step 5: Solve for x
   x = 65,917,196.83/9,181.15
6. Step 6: Final answer
   x = 7,179.63