Finding the Fourth Proportional to 12,071.93, 18,093.88 and 4,570.72

Step by Step Solution

1. Step 1: Write the proportion equation
   12,071.93 : 18,093.88 = 4,570.72 : x
2. Step 2: Convert to fraction form
   12,071.93/18,093.88 = 4,570.72/x
3. Step 3: Cross multiply
   12,071.93x = 18,093.88 × 4,570.72
4. Step 4: Simplify right side
   12,071.93x = 82,702,002.53
5. Step 5: Solve for x
   x = 82,702,002.53/12,071.93
6. Step 6: Final answer
   x = 6,850.77