Finding the Fourth Proportional to 11,136.96, 15,373.36 and 7,602.12

Step by Step Solution

1. Step 1: Write the proportion equation
   11,136.96 : 15,373.36 = 7,602.12 : x
2. Step 2: Convert to fraction form
   11,136.96/15,373.36 = 7,602.12/x
3. Step 3: Cross multiply
   11,136.96x = 15,373.36 × 7,602.12
4. Step 4: Simplify right side
   11,136.96x = 116,870,127.52
5. Step 5: Solve for x
   x = 116,870,127.52/11,136.96
6. Step 6: Final answer
   x = 10,493.90