Finding the Fourth Proportional to 13,036.42, 17,992.74 and 7,734.16

Step by Step Solution

1. Step 1: Write the proportion equation
   13,036.42 : 17,992.74 = 7,734.16 : x
2. Step 2: Convert to fraction form
   13,036.42/17,992.74 = 7,734.16/x
3. Step 3: Cross multiply
   13,036.42x = 17,992.74 × 7,734.16
4. Step 4: Simplify right side
   13,036.42x = 139,158,730.00
5. Step 5: Solve for x
   x = 139,158,730.00/13,036.42
6. Step 6: Final answer
   x = 10,674.61