Finding the Fourth Proportional to 12,106.94, 18,155.61 and 4,710.32

Step by Step Solution

1. Step 1: Write the proportion equation
   12,106.94 : 18,155.61 = 4,710.32 : x
2. Step 2: Convert to fraction form
   12,106.94/18,155.61 = 4,710.32/x
3. Step 3: Cross multiply
   12,106.94x = 18,155.61 × 4,710.32
4. Step 4: Simplify right side
   12,106.94x = 85,518,710.20
5. Step 5: Solve for x
   x = 85,518,710.20/12,106.94
6. Step 6: Final answer
   x = 7,063.61