Finding the Fourth Proportional to 12,486.72, 17,227.28 and 8,010.08

Step by Step Solution

1. Step 1: Write the proportion equation
   12,486.72 : 17,227.28 = 8,010.08 : x
2. Step 2: Convert to fraction form
   12,486.72/17,227.28 = 8,010.08/x
3. Step 3: Cross multiply
   12,486.72x = 17,227.28 × 8,010.08
4. Step 4: Simplify right side
   12,486.72x = 137,991,890.98
5. Step 5: Solve for x
   x = 137,991,890.98/12,486.72
6. Step 6: Final answer
   x = 11,051.09