Finding the Fourth Proportional to 12,362.87, 17,061.44 and 7,059.39

Step by Step Solution

1. Step 1: Write the proportion equation
   12,362.87 : 17,061.44 = 7,059.39 : x
2. Step 2: Convert to fraction form
   12,362.87/17,061.44 = 7,059.39/x
3. Step 3: Cross multiply
   12,362.87x = 17,061.44 × 7,059.39
4. Step 4: Simplify right side
   12,362.87x = 120,443,323.62
5. Step 5: Solve for x
   x = 120,443,323.62/12,362.87
6. Step 6: Final answer
   x = 9,742.35