Finding the Fourth Proportional to 49,429.69, 74,129.20 and 17,835.64

Step by Step Solution

1. Step 1: Write the proportion equation
   49,429.69 : 74,129.20 = 17,835.64 : x
2. Step 2: Convert to fraction form
   49,429.69/74,129.20 = 17,835.64/x
3. Step 3: Cross multiply
   49,429.69x = 74,129.20 × 17,835.64
4. Step 4: Simplify right side
   49,429.69x = 1,322,141,494.78
5. Step 5: Solve for x
   x = 1,322,141,494.78/49,429.69
6. Step 6: Final answer
   x = 26,747.92