Finding the Fourth Proportional to 12,455.71, 17,172.37 and 10,063.00

Step by Step Solution

1. Step 1: Write the proportion equation
   12,455.71 : 17,172.37 = 10,063.00 : x
2. Step 2: Convert to fraction form
   12,455.71/17,172.37 = 10,063.00/x
3. Step 3: Cross multiply
   12,455.71x = 17,172.37 × 10,063.00
4. Step 4: Simplify right side
   12,455.71x = 172,805,593.35
5. Step 5: Solve for x
   x = 172,805,593.35/12,455.71
6. Step 6: Final answer
   x = 13,873.61