Finding the Fourth Proportional to 12,372.04, 17,050.53 and 8,787.16

Step by Step Solution

1. Step 1: Write the proportion equation
   12,372.04 : 17,050.53 = 8,787.16 : x
2. Step 2: Convert to fraction form
   12,372.04/17,050.53 = 8,787.16/x
3. Step 3: Cross multiply
   12,372.04x = 17,050.53 × 8,787.16
4. Step 4: Simplify right side
   12,372.04x = 149,825,667.36
5. Step 5: Solve for x
   x = 149,825,667.36/12,372.04
6. Step 6: Final answer
   x = 12,110.02