Finding the Fourth Proportional to 12,474.53, 17,214.42 and 7,436.16

Step by Step Solution

1. Step 1: Write the proportion equation
   12,474.53 : 17,214.42 = 7,436.16 : x
2. Step 2: Convert to fraction form
   12,474.53/17,214.42 = 7,436.16/x
3. Step 3: Cross multiply
   12,474.53x = 17,214.42 × 7,436.16
4. Step 4: Simplify right side
   12,474.53x = 128,009,144.76
5. Step 5: Solve for x
   x = 128,009,144.76/12,474.53
6. Step 6: Final answer
   x = 10,261.64