Finding the Fourth Proportional to 12,903.71, 17,817.57 and 10,514.00

Step by Step Solution

1. Step 1: Write the proportion equation
   12,903.71 : 17,817.57 = 10,514.00 : x
2. Step 2: Convert to fraction form
   12,903.71/17,817.57 = 10,514.00/x
3. Step 3: Cross multiply
   12,903.71x = 17,817.57 × 10,514.00
4. Step 4: Simplify right side
   12,903.71x = 187,333,975.52
5. Step 5: Solve for x
   x = 187,333,975.52/12,903.71
6. Step 6: Final answer
   x = 14,517.84