Finding the Fourth Proportional to 14,215.59, 19,611.46 and 10,432.18

Step by Step Solution

1. Step 1: Write the proportion equation
   14,215.59 : 19,611.46 = 10,432.18 : x
2. Step 2: Convert to fraction form
   14,215.59/19,611.46 = 10,432.18/x
3. Step 3: Cross multiply
   14,215.59x = 19,611.46 × 10,432.18
4. Step 4: Simplify right side
   14,215.59x = 204,590,280.78
5. Step 5: Solve for x
   x = 204,590,280.78/14,215.59
6. Step 6: Final answer
   x = 14,391.97