Finding the Fourth Proportional to 43,382.93, 65,090.59 and 17,105.99

Step by Step Solution

1. Step 1: Write the proportion equation
   43,382.93 : 65,090.59 = 17,105.99 : x
2. Step 2: Convert to fraction form
   43,382.93/65,090.59 = 17,105.99/x
3. Step 3: Cross multiply
   43,382.93x = 65,090.59 × 17,105.99
4. Step 4: Simplify right side
   43,382.93x = 1,113,438,613.42
5. Step 5: Solve for x
   x = 1,113,438,613.42/43,382.93
6. Step 6: Final answer
   x = 25,665.37