Finding the Fourth Proportional to 11,742.76, 16,150.98 and 9,602.92

Step by Step Solution

1. Step 1: Write the proportion equation
   11,742.76 : 16,150.98 = 9,602.92 : x
2. Step 2: Convert to fraction form
   11,742.76/16,150.98 = 9,602.92/x
3. Step 3: Cross multiply
   11,742.76x = 16,150.98 × 9,602.92
4. Step 4: Simplify right side
   11,742.76x = 155,096,568.86
5. Step 5: Solve for x
   x = 155,096,568.86/11,742.76
6. Step 6: Final answer
   x = 13,207.85