Finding the Fourth Proportional to 12,369.86, 17,068.55 and 7,063.55

Step by Step Solution

1. Step 1: Write the proportion equation
   12,369.86 : 17,068.55 = 7,063.55 : x
2. Step 2: Convert to fraction form
   12,369.86/17,068.55 = 7,063.55/x
3. Step 3: Cross multiply
   12,369.86x = 17,068.55 × 7,063.55
4. Step 4: Simplify right side
   12,369.86x = 120,564,435.69
5. Step 5: Solve for x
   x = 120,564,435.69/12,369.86
6. Step 6: Final answer
   x = 9,746.63