Finding the Fourth Proportional to 6,189.12, 8,538.06 and 4,068.16

Step by Step Solution

1. Step 1: Write the proportion equation
   6,189.12 : 8,538.06 = 4,068.16 : x
2. Step 2: Convert to fraction form
   6,189.12/8,538.06 = 4,068.16/x
3. Step 3: Cross multiply
   6,189.12x = 8,538.06 × 4,068.16
4. Step 4: Simplify right side
   6,189.12x = 34,734,194.17
5. Step 5: Solve for x
   x = 34,734,194.17/6,189.12
6. Step 6: Final answer
   x = 5,612.14