Finding the Fourth Proportional to 12,387.96, 17,095.72 and 7,010

Step by Step Solution

1. Step 1: Write the proportion equation
   12,387.96 : 17,095.72 = 7,010 : x
2. Step 2: Convert to fraction form
   12,387.96/17,095.72 = 7,010/x
3. Step 3: Cross multiply
   12,387.96x = 17,095.72 × 7,010
4. Step 4: Simplify right side
   12,387.96x = 119,840,997.20
5. Step 5: Solve for x
   x = 119,840,997.20/12,387.96
6. Step 6: Final answer
   x = 9,673.99