Finding the Fourth Proportional to 4,787.32, 7,173.96 and 2,412.15

Step by Step Solution

1. Step 1: Write the proportion equation
   4,787.32 : 7,173.96 = 2,412.15 : x
2. Step 2: Convert to fraction form
   4,787.32/7,173.96 = 2,412.15/x
3. Step 3: Cross multiply
   4,787.32x = 7,173.96 × 2,412.15
4. Step 4: Simplify right side
   4,787.32x = 17,304,655.55
5. Step 5: Solve for x
   x = 17,304,655.55/4,787.32
6. Step 6: Final answer
   x = 3,614.69