Finding the Fourth Proportional to 12,346.61, 17,039.31 and 7,041.83

Step by Step Solution

1. Step 1: Write the proportion equation
   12,346.61 : 17,039.31 = 7,041.83 : x
2. Step 2: Convert to fraction form
   12,346.61/17,039.31 = 7,041.83/x
3. Step 3: Cross multiply
   12,346.61x = 17,039.31 × 7,041.83
4. Step 4: Simplify right side
   12,346.61x = 119,987,839.14
5. Step 5: Solve for x
   x = 119,987,839.14/12,346.61
6. Step 6: Final answer
   x = 9,718.29