Finding the Fourth Proportional to 7,085.98, 10,629.96 and 3,136.93

Step by Step Solution

1. Step 1: Write the proportion equation
   7,085.98 : 10,629.96 = 3,136.93 : x
2. Step 2: Convert to fraction form
   7,085.98/10,629.96 = 3,136.93/x
3. Step 3: Cross multiply
   7,085.98x = 10,629.96 × 3,136.93
4. Step 4: Simplify right side
   7,085.98x = 33,345,440.42
5. Step 5: Solve for x
   x = 33,345,440.42/7,085.98
6. Step 6: Final answer
   x = 4,705.83