Finding the Fourth Proportional to 12,372.27, 17,071.32 and 10,010.31

Step by Step Solution

1. Step 1: Write the proportion equation
   12,372.27 : 17,071.32 = 10,010.31 : x
2. Step 2: Convert to fraction form
   12,372.27/17,071.32 = 10,010.31/x
3. Step 3: Cross multiply
   12,372.27x = 17,071.32 × 10,010.31
4. Step 4: Simplify right side
   12,372.27x = 170,889,205.31
5. Step 5: Solve for x
   x = 170,889,205.31/12,372.27
6. Step 6: Final answer
   x = 13,812.28