Finding the Fourth Proportional to 11,131.53, 15,368.69 and 9,934.46

Step by Step Solution

1. Step 1: Write the proportion equation
   11,131.53 : 15,368.69 = 9,934.46 : x
2. Step 2: Convert to fraction form
   11,131.53/15,368.69 = 9,934.46/x
3. Step 3: Cross multiply
   11,131.53x = 15,368.69 × 9,934.46
4. Step 4: Simplify right side
   11,131.53x = 152,679,509.54
5. Step 5: Solve for x
   x = 152,679,509.54/11,131.53
6. Step 6: Final answer
   x = 13,715.95