Finding the Fourth Proportional to 10,785.68, 14,892.34 and 10,613.45

Step by Step Solution

1. Step 1: Write the proportion equation
   10,785.68 : 14,892.34 = 10,613.45 : x
2. Step 2: Convert to fraction form
   10,785.68/14,892.34 = 10,613.45/x
3. Step 3: Cross multiply
   10,785.68x = 14,892.34 × 10,613.45
4. Step 4: Simplify right side
   10,785.68x = 158,059,105.97
5. Step 5: Solve for x
   x = 158,059,105.97/10,785.68
6. Step 6: Final answer
   x = 14,654.53