Finding the Fourth Proportional to 9,071.80, 12,520.37 and 5,093.18

Step by Step Solution

1. Step 1: Write the proportion equation
   9,071.80 : 12,520.37 = 5,093.18 : x
2. Step 2: Convert to fraction form
   9,071.80/12,520.37 = 5,093.18/x
3. Step 3: Cross multiply
   9,071.80x = 12,520.37 × 5,093.18
4. Step 4: Simplify right side
   9,071.80x = 63,768,495.16
5. Step 5: Solve for x
   x = 63,768,495.16/9,071.80
6. Step 6: Final answer
   x = 7,029.31